20130512

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{12457}}^1$

素因数の和:12566

約数の個数: 20

約数和(自身を含む): 39392196

約数和(自身を除く): 19261684

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 12457, 24914, 49828, 99656, 199312, 1258157, 2516314, 5032628, 10065256, 20130512]

約数ペア:

[(1, 20130512), (2, 10065256), (4, 5032628), (8, 2516314), (16, 1258157), (101, 199312), (202, 99656), (404, 49828), (808, 24914), (1616, 12457)]