1900130128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{17467}}^1$

素因数の和:18011

約数の個数: 40

約数和(自身を含む): 3972502688

約数和(自身を除く): 2072372560

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 523, 1046, 2092, 4184, 6799, 8368, 13598, 17467, 27196, 34934, 54392, 69868, 108784, 139736, 227071, 279472, 454142, 908284, 1816568, 3633136, 9135241, 18270482, 36540964, 73081928, 118758133, 146163856, 237516266, 475032532, 950065064, 1900130128]

約数ペア:

[(1, 1900130128), (2, 950065064), (4, 475032532), (8, 237516266), (13, 146163856), (16, 118758133), (26, 73081928), (52, 36540964), (104, 18270482), (208, 9135241), (523, 3633136), (1046, 1816568), (2092, 908284), (4184, 454142), (6799, 279472), (8368, 227071), (13598, 139736), (17467, 108784), (27196, 69868), (34934, 54392)]