19903488

素因数分解:

$2^{10}\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 176

約数和(自身を含む): 62883840

約数和(自身を除く): 42980352

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 31, 32, 33, 38, 44, 48, 57, 62, 64, 66, 76, 88, 93, 96, 114, 124, 128, 132, 152, 176, 186, 192, 209, 228, 248, 256, 264, 304, 341, 352, 372, 384, 418, 456, 496, 512, 528, 589, 608, 627, 682, 704, 744, 768, 836, 912, 992, 1023, 1024, 1056, 1178, 1216, 1254, 1364, 1408, 1488, 1536, 1672, 1767, 1824, 1984, 2046, 2112, 2356, 2432, 2508, 2728, 2816, 2976, 3072, 3344, 3534, 3648, 3968, 4092, 4224, 4712, 4864, 5016, 5456, 5632, 5952, 6479, 6688, 7068, 7296, 7936, 8184, 8448, 9424, 9728, 10032, 10912, 11264, 11904, 12958, 13376, 14136, 14592, 15872, 16368, 16896, 18848, 19437, 19456, 20064, 21824, 23808, 25916, 26752, 28272, 29184, 31744, 32736, 33792, 37696, 38874, 40128, 43648, 47616, 51832, 53504, 56544, 58368, 65472, 75392, 77748, 80256, 87296, 95232, 103664, 107008, 113088, 130944, 150784, 155496, 160512, 174592, 207328, 214016, 226176, 261888, 301568, 310992, 321024, 349184, 414656, 452352, 523776, 603136, 621984, 642048, 829312, 904704, 1047552, 1243968, 1658624, 1809408, 2487936, 3317248, 4975872, 6634496, 9951744, 19903488]

約数ペア:

[(1, 19903488), (2, 9951744), (3, 6634496), (4, 4975872), (6, 3317248), (8, 2487936), (11, 1809408), (12, 1658624), (16, 1243968), (19, 1047552), (22, 904704), (24, 829312), (31, 642048), (32, 621984), (33, 603136), (38, 523776), (44, 452352), (48, 414656), (57, 349184), (62, 321024), (64, 310992), (66, 301568), (76, 261888), (88, 226176), (93, 214016), (96, 207328), (114, 174592), (124, 160512), (128, 155496), (132, 150784), (152, 130944), (176, 113088), (186, 107008), (192, 103664), (209, 95232), (228, 87296), (248, 80256), (256, 77748), (264, 75392), (304, 65472), (341, 58368), (352, 56544), (372, 53504), (384, 51832), (418, 47616), (456, 43648), (496, 40128), (512, 38874), (528, 37696), (589, 33792), (608, 32736), (627, 31744), (682, 29184), (704, 28272), (744, 26752), (768, 25916), (836, 23808), (912, 21824), (992, 20064), (1023, 19456), (1024, 19437), (1056, 18848), (1178, 16896), (1216, 16368), (1254, 15872), (1364, 14592), (1408, 14136), (1488, 13376), (1536, 12958), (1672, 11904), (1767, 11264), (1824, 10912), (1984, 10032), (2046, 9728), (2112, 9424), (2356, 8448), (2432, 8184), (2508, 7936), (2728, 7296), (2816, 7068), (2976, 6688), (3072, 6479), (3344, 5952), (3534, 5632), (3648, 5456), (3968, 5016), (4092, 4864), (4224, 4712)]