1625647216

素因数分解:

$2^4\times {\mathrm{149}}^1\times {\mathrm{681899}}^1$

素因数の和:682056

約数の個数: 20

約数和(自身を含む): 3170835000

約数和(自身を除く): 1545187784

約数列:

[1, 2, 4, 8, 16, 149, 298, 596, 1192, 2384, 681899, 1363798, 2727596, 5455192, 10910384, 101602951, 203205902, 406411804, 812823608, 1625647216]

約数ペア:

[(1, 1625647216), (2, 812823608), (4, 406411804), (8, 203205902), (16, 101602951), (149, 10910384), (298, 5455192), (596, 2727596), (1192, 1363798), (2384, 681899)]