87604816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{421177}}^1$

素因数の和:421198

約数の個数: 20

約数和(自身を含む): 182791252

約数和(自身を除く): 95186436

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 421177, 842354, 1684708, 3369416, 5475301, 6738832, 10950602, 21901204, 43802408, 87604816]

約数ペア:

[(1, 87604816), (2, 43802408), (4, 21901204), (8, 10950602), (13, 6738832), (16, 5475301), (26, 3369416), (52, 1684708), (104, 842354), (208, 421177)]