401667088

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{222161}}^1$

素因数の和:222282

約数の個数: 20

約数和(自身を含む): 785120508

約数和(自身を除く): 383453420

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 222161, 444322, 888644, 1777288, 3554576, 25104193, 50208386, 100416772, 200833544, 401667088]

約数ペア:

[(1, 401667088), (2, 200833544), (4, 100416772), (8, 50208386), (16, 25104193), (113, 3554576), (226, 1777288), (452, 888644), (904, 444322), (1808, 222161)]