64239796

素因数分解:

$2^2\times {\mathrm{181}}^1\times {\mathrm{88729}}^1$

素因数の和:88914

約数の個数: 12

約数和(自身を含む): 113042020

約数和(自身を除く): 48802224

約数列:

[1, 2, 4, 181, 362, 724, 88729, 177458, 354916, 16059949, 32119898, 64239796]

約数ペア:

[(1, 64239796), (2, 32119898), (4, 16059949), (181, 354916), (362, 177458), (724, 88729)]