20891082287

素因数分解:

${\mathrm{163}}^1\times {\mathrm{199}}^1\times {\mathrm{644051}}^1$

素因数の和:644413

約数の個数: 8

約数和(自身を含む): 21124905600

約数和(自身を除く): 233823313

約数列:

[1, 163, 199, 32437, 644051, 104980313, 128166149, 20891082287]

約数ペア:

[(1, 20891082287), (163, 128166149), (199, 104980313), (32437, 644051)]