20181131776

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{547}}^1$

素因数の和:842

約数の個数: 160

約数和(自身を含む): 45583832448

約数和(自身を除く): 25402700672

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 241, 256, 299, 368, 416, 482, 512, 547, 598, 736, 832, 964, 1094, 1196, 1472, 1664, 1928, 2188, 2392, 2944, 3133, 3328, 3856, 4376, 4784, 5543, 5888, 6266, 6656, 7111, 7712, 8752, 9568, 11086, 11776, 12532, 12581, 14222, 15424, 17504, 19136, 22172, 25064, 25162, 28444, 30848, 35008, 38272, 44344, 50128, 50324, 56888, 61696, 70016, 72059, 76544, 88688, 100256, 100648, 113776, 123392, 131827, 140032, 144118, 153088, 163553, 177376, 200512, 201296, 227552, 263654, 280064, 288236, 327106, 354752, 401024, 402592, 455104, 527308, 576472, 654212, 709504, 802048, 805184, 910208, 1054616, 1152944, 1308424, 1419008, 1604096, 1610368, 1713751, 1820416, 2109232, 2305888, 2616848, 2838016, 3032021, 3220736, 3427502, 3640832, 4218464, 4611776, 5233696, 6064042, 6441472, 6855004, 8436928, 9223552, 10467392, 12128084, 13710008, 16873856, 18447104, 20934784, 24256168, 27420016, 33747712, 36894208, 39416273, 41869568, 48512336, 54840032, 67495424, 78832546, 83739136, 97024672, 109680064, 157665092, 194049344, 219360128, 315330184, 388098688, 438720256, 630660368, 776197376, 877440512, 1261320736, 1552394752, 2522641472, 5045282944, 10090565888, 20181131776]

約数ペア:

[(1, 20181131776), (2, 10090565888), (4, 5045282944), (8, 2522641472), (13, 1552394752), (16, 1261320736), (23, 877440512), (26, 776197376), (32, 630660368), (46, 438720256), (52, 388098688), (64, 315330184), (92, 219360128), (104, 194049344), (128, 157665092), (184, 109680064), (208, 97024672), (241, 83739136), (256, 78832546), (299, 67495424), (368, 54840032), (416, 48512336), (482, 41869568), (512, 39416273), (547, 36894208), (598, 33747712), (736, 27420016), (832, 24256168), (964, 20934784), (1094, 18447104), (1196, 16873856), (1472, 13710008), (1664, 12128084), (1928, 10467392), (2188, 9223552), (2392, 8436928), (2944, 6855004), (3133, 6441472), (3328, 6064042), (3856, 5233696), (4376, 4611776), (4784, 4218464), (5543, 3640832), (5888, 3427502), (6266, 3220736), (6656, 3032021), (7111, 2838016), (7712, 2616848), (8752, 2305888), (9568, 2109232), (11086, 1820416), (11776, 1713751), (12532, 1610368), (12581, 1604096), (14222, 1419008), (15424, 1308424), (17504, 1152944), (19136, 1054616), (22172, 910208), (25064, 805184), (25162, 802048), (28444, 709504), (30848, 654212), (35008, 576472), (38272, 527308), (44344, 455104), (50128, 402592), (50324, 401024), (56888, 354752), (61696, 327106), (70016, 288236), (72059, 280064), (76544, 263654), (88688, 227552), (100256, 201296), (100648, 200512), (113776, 177376), (123392, 163553), (131827, 153088), (140032, 144118)]