20074217984

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{751}}^1$

素因数の和:906

約数の個数: 160

約数和(自身を含む): 44200670976

約数和(自身を除く): 24126452992

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 37, 64, 68, 74, 83, 128, 136, 148, 166, 256, 272, 296, 332, 512, 544, 592, 629, 664, 751, 1088, 1184, 1258, 1328, 1411, 1502, 2176, 2368, 2516, 2656, 2822, 3004, 3071, 4352, 4736, 5032, 5312, 5644, 6008, 6142, 8704, 9472, 10064, 10624, 11288, 12016, 12284, 12767, 18944, 20128, 21248, 22576, 24032, 24568, 25534, 27787, 40256, 42496, 45152, 48064, 49136, 51068, 52207, 55574, 62333, 80512, 90304, 96128, 98272, 102136, 104414, 111148, 124666, 161024, 180608, 192256, 196544, 204272, 208828, 222296, 249332, 322048, 361216, 384512, 393088, 408544, 417656, 444592, 472379, 498664, 722432, 786176, 817088, 835312, 889184, 944758, 997328, 1059661, 1572352, 1634176, 1670624, 1778368, 1889516, 1994656, 2119322, 2306321, 3268352, 3341248, 3556736, 3779032, 3989312, 4238644, 4612642, 6536704, 6682496, 7113472, 7558064, 7978624, 8477288, 9225284, 13364992, 14226944, 15116128, 15957248, 16954576, 18450568, 26729984, 30232256, 31914496, 33909152, 36901136, 39207457, 60464512, 67818304, 73802272, 78414914, 120929024, 135636608, 147604544, 156829828, 241858048, 271273216, 295209088, 313659656, 542546432, 590418176, 627319312, 1180836352, 1254638624, 2509277248, 5018554496, 10037108992, 20074217984]

約数ペア:

[(1, 20074217984), (2, 10037108992), (4, 5018554496), (8, 2509277248), (16, 1254638624), (17, 1180836352), (32, 627319312), (34, 590418176), (37, 542546432), (64, 313659656), (68, 295209088), (74, 271273216), (83, 241858048), (128, 156829828), (136, 147604544), (148, 135636608), (166, 120929024), (256, 78414914), (272, 73802272), (296, 67818304), (332, 60464512), (512, 39207457), (544, 36901136), (592, 33909152), (629, 31914496), (664, 30232256), (751, 26729984), (1088, 18450568), (1184, 16954576), (1258, 15957248), (1328, 15116128), (1411, 14226944), (1502, 13364992), (2176, 9225284), (2368, 8477288), (2516, 7978624), (2656, 7558064), (2822, 7113472), (3004, 6682496), (3071, 6536704), (4352, 4612642), (4736, 4238644), (5032, 3989312), (5312, 3779032), (5644, 3556736), (6008, 3341248), (6142, 3268352), (8704, 2306321), (9472, 2119322), (10064, 1994656), (10624, 1889516), (11288, 1778368), (12016, 1670624), (12284, 1634176), (12767, 1572352), (18944, 1059661), (20128, 997328), (21248, 944758), (22576, 889184), (24032, 835312), (24568, 817088), (25534, 786176), (27787, 722432), (40256, 498664), (42496, 472379), (45152, 444592), (48064, 417656), (49136, 408544), (51068, 393088), (52207, 384512), (55574, 361216), (62333, 322048), (80512, 249332), (90304, 222296), (96128, 208828), (98272, 204272), (102136, 196544), (104414, 192256), (111148, 180608), (124666, 161024)]