20210449544

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{15498811}}^1$

素因数の和:15498980

約数の個数: 16

約数和(自身を含む): 38127077520

約数和(自身を除く): 17916627976

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 15498811, 30997622, 61995244, 123990488, 2526306193, 5052612386, 10105224772, 20210449544]

約数ペア:

[(1, 20210449544), (2, 10105224772), (4, 5052612386), (8, 2526306193), (163, 123990488), (326, 61995244), (652, 30997622), (1304, 15498811)]