220516816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1060177}}^1$

素因数の和:1060198

約数の個数: 20

約数和(自身を含む): 460117252

約数和(自身を除く): 239600436

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1060177, 2120354, 4240708, 8481416, 13782301, 16962832, 27564602, 55129204, 110258408, 220516816]

約数ペア:

[(1, 220516816), (2, 110258408), (4, 55129204), (8, 27564602), (13, 16962832), (16, 13782301), (26, 8481416), (52, 4240708), (104, 2120354), (208, 1060177)]