1296604816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{6233677}}^1$

素因数の和:6233698

約数の個数: 20

約数和(自身を含む): 2705416252

約数和(自身を除く): 1408811436

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 6233677, 12467354, 24934708, 49869416, 81037801, 99738832, 162075602, 324151204, 648302408, 1296604816]

約数ペア:

[(1, 1296604816), (2, 648302408), (4, 324151204), (8, 162075602), (13, 99738832), (16, 81037801), (26, 49869416), (52, 24934708), (104, 12467354), (208, 6233677)]