20178395536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{14551}}^1$

素因数の和:14744

約数の個数: 80

約数和(自身を含む): 43198485120

約数和(自身を除く): 23020089584

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 104, 113, 118, 208, 226, 236, 452, 472, 767, 904, 944, 1469, 1534, 1808, 2938, 3068, 5876, 6136, 6667, 11752, 12272, 13334, 14551, 23504, 26668, 29102, 53336, 58204, 86671, 106672, 116408, 173342, 189163, 232816, 346684, 378326, 693368, 756652, 858509, 1386736, 1513304, 1644263, 1717018, 3026608, 3288526, 3434036, 6577052, 6868072, 11160617, 13154104, 13736144, 21375419, 22321234, 26308208, 42750838, 44642468, 85501676, 89284936, 97011517, 171003352, 178569872, 194023034, 342006704, 388046068, 776092136, 1261149721, 1552184272, 2522299442, 5044598884, 10089197768, 20178395536]

約数ペア:

[(1, 20178395536), (2, 10089197768), (4, 5044598884), (8, 2522299442), (13, 1552184272), (16, 1261149721), (26, 776092136), (52, 388046068), (59, 342006704), (104, 194023034), (113, 178569872), (118, 171003352), (208, 97011517), (226, 89284936), (236, 85501676), (452, 44642468), (472, 42750838), (767, 26308208), (904, 22321234), (944, 21375419), (1469, 13736144), (1534, 13154104), (1808, 11160617), (2938, 6868072), (3068, 6577052), (5876, 3434036), (6136, 3288526), (6667, 3026608), (11752, 1717018), (12272, 1644263), (13334, 1513304), (14551, 1386736), (23504, 858509), (26668, 756652), (29102, 693368), (53336, 378326), (58204, 346684), (86671, 232816), (106672, 189163), (116408, 173342)]