81248464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{461639}}^1$

素因数の和:461658

約数の個数: 20

約数和(自身を含む): 171730080

約数和(自身を除く): 90481616

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 461639, 923278, 1846556, 3693112, 5078029, 7386224, 10156058, 20312116, 40624232, 81248464]

約数ペア:

[(1, 81248464), (2, 40624232), (4, 20312116), (8, 10156058), (11, 7386224), (16, 5078029), (22, 3693112), (44, 1846556), (88, 923278), (176, 461639)]