1999490096

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{21647}}^1$

素因数の和:21929

約数の個数: 40

約数和(自身を含む): 4058740224

約数和(自身を除く): 2059250128

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 251, 368, 502, 1004, 2008, 4016, 5773, 11546, 21647, 23092, 43294, 46184, 86588, 92368, 173176, 346352, 497881, 995762, 1991524, 3983048, 5433397, 7966096, 10866794, 21733588, 43467176, 86934352, 124968131, 249936262, 499872524, 999745048, 1999490096]

約数ペア:

[(1, 1999490096), (2, 999745048), (4, 499872524), (8, 249936262), (16, 124968131), (23, 86934352), (46, 43467176), (92, 21733588), (184, 10866794), (251, 7966096), (368, 5433397), (502, 3983048), (1004, 1991524), (2008, 995762), (4016, 497881), (5773, 346352), (11546, 173176), (21647, 92368), (23092, 86588), (43294, 46184)]