30720866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{2213}}^1$

素因数の和:2857

約数の個数: 16

約数和(自身を含む): 50372928

約数和(自身を除く): 19652062

約数列:

[1, 2, 11, 22, 631, 1262, 2213, 4426, 6941, 13882, 24343, 48686, 1396403, 2792806, 15360433, 30720866]

約数ペア:

[(1, 30720866), (2, 15360433), (11, 2792806), (22, 1396403), (631, 48686), (1262, 24343), (2213, 13882), (4426, 6941)]