201912906

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3881}}^1$

素因数の和:3951

約数の個数: 64

約数和(自身を含む): 469566720

約数和(自身を除く): 267653814

約数列:

[1, 2, 3, 6, 13, 23, 26, 29, 39, 46, 58, 69, 78, 87, 138, 174, 299, 377, 598, 667, 754, 897, 1131, 1334, 1794, 2001, 2262, 3881, 4002, 7762, 8671, 11643, 17342, 23286, 26013, 50453, 52026, 89263, 100906, 112549, 151359, 178526, 225098, 267789, 302718, 337647, 535578, 675294, 1160419, 1463137, 2320838, 2588627, 2926274, 3481257, 4389411, 5177254, 6962514, 7765881, 8778822, 15531762, 33652151, 67304302, 100956453, 201912906]

約数ペア:

[(1, 201912906), (2, 100956453), (3, 67304302), (6, 33652151), (13, 15531762), (23, 8778822), (26, 7765881), (29, 6962514), (39, 5177254), (46, 4389411), (58, 3481257), (69, 2926274), (78, 2588627), (87, 2320838), (138, 1463137), (174, 1160419), (299, 675294), (377, 535578), (598, 337647), (667, 302718), (754, 267789), (897, 225098), (1131, 178526), (1334, 151359), (1794, 112549), (2001, 100906), (2262, 89263), (3881, 52026), (4002, 50453), (7762, 26013), (8671, 23286), (11643, 17342)]