12789764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3671}}^1$

素因数の和:3755

約数の個数: 24

約数和(自身を含む): 24470208

約数和(自身を除く): 11680444

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 3671, 7342, 14684, 47723, 95446, 190892, 245957, 491914, 983828, 3197441, 6394882, 12789764]

約数ペア:

[(1, 12789764), (2, 6394882), (4, 3197441), (13, 983828), (26, 491914), (52, 245957), (67, 190892), (134, 95446), (268, 47723), (871, 14684), (1742, 7342), (3484, 3671)]