20210854312

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{985703}}^1$

素因数の和:985953

約数の個数: 32

約数和(自身を含む): 41517852480

約数和(自身を除く): 21306998168

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 233, 466, 932, 1864, 2563, 5126, 10252, 20504, 985703, 1971406, 3942812, 7885624, 10842733, 21685466, 43370932, 86741864, 229668799, 459337598, 918675196, 1837350392, 2526356789, 5052713578, 10105427156, 20210854312]

約数ペア:

[(1, 20210854312), (2, 10105427156), (4, 5052713578), (8, 2526356789), (11, 1837350392), (22, 918675196), (44, 459337598), (88, 229668799), (233, 86741864), (466, 43370932), (932, 21685466), (1864, 10842733), (2563, 7885624), (5126, 3942812), (10252, 1971406), (20504, 985703)]