20787401564

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{21517}}^1\times {\mathrm{10501}}^1$

素因数の和:32045

約数の個数: 24

約数和(自身を含む): 37964982048

約数和(自身を除く): 17177580484

約数列:

[1, 2, 4, 23, 46, 92, 10501, 21002, 21517, 42004, 43034, 86068, 241523, 483046, 494891, 966092, 989782, 1979564, 225950017, 451900034, 903800068, 5196850391, 10393700782, 20787401564]

約数ペア:

[(1, 20787401564), (2, 10393700782), (4, 5196850391), (23, 903800068), (46, 451900034), (92, 225950017), (10501, 1979564), (21002, 989782), (21517, 966092), (42004, 494891), (43034, 483046), (86068, 241523)]