25991218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{1439}}^1$

素因数の和:2273

約数の個数: 16

約数和(自身を含む): 42612480

約数和(自身を除く): 16621262

約数列:

[1, 2, 11, 22, 821, 1439, 1642, 2878, 9031, 15829, 18062, 31658, 1181419, 2362838, 12995609, 25991218]

約数ペア:

[(1, 25991218), (2, 12995609), (11, 2362838), (22, 1181419), (821, 31658), (1439, 18062), (1642, 15829), (2878, 9031)]