20125087208

素因数分解:

$2^3\times {\mathrm{1231}}^1\times {\mathrm{2043571}}^1$

素因数の和:2044808

約数の個数: 16

約数和(自身を含む): 37765210560

約数和(自身を除く): 17640123352

約数列:

[1, 2, 4, 8, 1231, 2462, 4924, 9848, 2043571, 4087142, 8174284, 16348568, 2515635901, 5031271802, 10062543604, 20125087208]

約数ペア:

[(1, 20125087208), (2, 10062543604), (4, 5031271802), (8, 2515635901), (1231, 16348568), (2462, 8174284), (4924, 4087142), (9848, 2043571)]