90219568

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{106391}}^1$

素因数の和:106452

約数の個数: 20

約数和(自身を含む): 178100208

約数和(自身を除く): 87880640

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 106391, 212782, 425564, 851128, 1702256, 5638723, 11277446, 22554892, 45109784, 90219568]

約数ペア:

[(1, 90219568), (2, 45109784), (4, 22554892), (8, 11277446), (16, 5638723), (53, 1702256), (106, 851128), (212, 425564), (424, 212782), (848, 106391)]