20507227136

素因数分解:

$2^{10}\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:373

約数の個数: 264

約数和(自身を含む): 49135860480

約数和(自身を除く): 28628633344

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 32, 38, 44, 62, 64, 76, 88, 121, 124, 128, 152, 176, 209, 242, 248, 256, 281, 304, 341, 352, 418, 484, 496, 512, 562, 589, 608, 682, 704, 836, 968, 992, 1024, 1124, 1178, 1216, 1364, 1408, 1672, 1936, 1984, 2248, 2299, 2356, 2432, 2728, 2816, 3091, 3344, 3751, 3872, 3968, 4496, 4598, 4712, 4864, 5339, 5456, 5632, 6182, 6479, 6688, 7502, 7744, 7936, 8711, 8992, 9196, 9424, 9728, 10678, 10912, 11264, 12364, 12958, 13376, 15004, 15488, 15872, 17422, 17984, 18392, 18848, 19456, 21356, 21824, 24728, 25916, 26752, 30008, 30976, 31744, 34001, 34844, 35968, 36784, 37696, 42712, 43648, 49456, 51832, 53504, 58729, 60016, 61952, 68002, 69688, 71269, 71936, 73568, 75392, 85424, 87296, 95821, 98912, 103664, 107008, 117458, 120032, 123904, 136004, 139376, 142538, 143872, 147136, 150784, 165509, 170848, 174592, 191642, 197824, 207328, 214016, 234916, 240064, 272008, 278752, 285076, 287744, 294272, 301568, 331018, 341696, 349184, 383284, 395648, 414656, 469832, 480128, 544016, 557504, 570152, 588544, 603136, 646019, 662036, 683392, 766568, 791296, 829312, 939664, 960256, 1054031, 1088032, 1115008, 1140304, 1177088, 1292038, 1324072, 1366784, 1533136, 1582592, 1658624, 1820599, 1879328, 1920512, 2108062, 2176064, 2230016, 2280608, 2354176, 2584076, 2648144, 2733568, 3066272, 3165184, 3317248, 3641198, 3758656, 3841024, 4216124, 4352128, 4460032, 4561216, 5168152, 5296288, 5467136, 6132544, 6634496, 7282396, 7517312, 8432248, 8704256, 8920064, 9122432, 10336304, 10592576, 12265088, 14564792, 15034624, 16864496, 17408512, 18244864, 20026589, 20672608, 21185152, 24530176, 29129584, 30069248, 33728992, 34817024, 36489728, 40053178, 41345216, 42370304, 49060352, 58259168, 60138496, 67457984, 72979456, 80106356, 82690432, 84740608, 98120704, 116518336, 134915968, 160212712, 165380864, 169481216, 233036672, 269831936, 320425424, 330761728, 466073344, 539663872, 640850848, 661523456, 932146688, 1079327744, 1281701696, 1864293376, 2563403392, 5126806784, 10253613568, 20507227136]

約数ペア:

[(1, 20507227136), (2, 10253613568), (4, 5126806784), (8, 2563403392), (11, 1864293376), (16, 1281701696), (19, 1079327744), (22, 932146688), (31, 661523456), (32, 640850848), (38, 539663872), (44, 466073344), (62, 330761728), (64, 320425424), (76, 269831936), (88, 233036672), (121, 169481216), (124, 165380864), (128, 160212712), (152, 134915968), (176, 116518336), (209, 98120704), (242, 84740608), (248, 82690432), (256, 80106356), (281, 72979456), (304, 67457984), (341, 60138496), (352, 58259168), (418, 49060352), (484, 42370304), (496, 41345216), (512, 40053178), (562, 36489728), (589, 34817024), (608, 33728992), (682, 30069248), (704, 29129584), (836, 24530176), (968, 21185152), (992, 20672608), (1024, 20026589), (1124, 18244864), (1178, 17408512), (1216, 16864496), (1364, 15034624), (1408, 14564792), (1672, 12265088), (1936, 10592576), (1984, 10336304), (2248, 9122432), (2299, 8920064), (2356, 8704256), (2432, 8432248), (2728, 7517312), (2816, 7282396), (3091, 6634496), (3344, 6132544), (3751, 5467136), (3872, 5296288), (3968, 5168152), (4496, 4561216), (4598, 4460032), (4712, 4352128), (4864, 4216124), (5339, 3841024), (5456, 3758656), (5632, 3641198), (6182, 3317248), (6479, 3165184), (6688, 3066272), (7502, 2733568), (7744, 2648144), (7936, 2584076), (8711, 2354176), (8992, 2280608), (9196, 2230016), (9424, 2176064), (9728, 2108062), (10678, 1920512), (10912, 1879328), (11264, 1820599), (12364, 1658624), (12958, 1582592), (13376, 1533136), (15004, 1366784), (15488, 1324072), (15872, 1292038), (17422, 1177088), (17984, 1140304), (18392, 1115008), (18848, 1088032), (19456, 1054031), (21356, 960256), (21824, 939664), (24728, 829312), (25916, 791296), (26752, 766568), (30008, 683392), (30976, 662036), (31744, 646019), (34001, 603136), (34844, 588544), (35968, 570152), (36784, 557504), (37696, 544016), (42712, 480128), (43648, 469832), (49456, 414656), (51832, 395648), (53504, 383284), (58729, 349184), (60016, 341696), (61952, 331018), (68002, 301568), (69688, 294272), (71269, 287744), (71936, 285076), (73568, 278752), (75392, 272008), (85424, 240064), (87296, 234916), (95821, 214016), (98912, 207328), (103664, 197824), (107008, 191642), (117458, 174592), (120032, 170848), (123904, 165509), (136004, 150784), (139376, 147136), (142538, 143872)]