868816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{4177}}^1$

素因数の和:4198

約数の個数: 20

約数和(自身を含む): 1813252

約数和(自身を除く): 944436

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 4177, 8354, 16708, 33416, 54301, 66832, 108602, 217204, 434408, 868816]

約数ペア:

[(1, 868816), (2, 434408), (4, 217204), (8, 108602), (13, 66832), (16, 54301), (26, 33416), (52, 16708), (104, 8354), (208, 4177)]