1900689406

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{425591}}^1$

素因数の和:425640

約数の個数: 32

約数和(自身を含む): 3677114880

約数和(自身を除く): 1776425474

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 2233, 4466, 425591, 851182, 2979137, 4681501, 5958274, 9363002, 12342139, 24684278, 32770507, 65541014, 86394973, 135763529, 172789946, 271527058, 950344703, 1900689406]

約数ペア:

[(1, 1900689406), (2, 950344703), (7, 271527058), (11, 172789946), (14, 135763529), (22, 86394973), (29, 65541014), (58, 32770507), (77, 24684278), (154, 12342139), (203, 9363002), (319, 5958274), (406, 4681501), (638, 2979137), (2233, 851182), (4466, 425591)]