20565764356

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{521}}^1\times {\mathrm{110881}}^1$

素因数の和:111495

約数の個数: 24

約数和(自身を含む): 36464654520

約数和(自身を除く): 15898890164

約数列:

[1, 2, 4, 89, 178, 356, 521, 1042, 2084, 46369, 92738, 110881, 185476, 221762, 443524, 9868409, 19736818, 39473636, 57769001, 115538002, 231076004, 5141441089, 10282882178, 20565764356]

約数ペア:

[(1, 20565764356), (2, 10282882178), (4, 5141441089), (89, 231076004), (178, 115538002), (356, 57769001), (521, 39473636), (1042, 19736818), (2084, 9868409), (46369, 443524), (92738, 221762), (110881, 185476)]