31298878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{601}}^1\times {\mathrm{2003}}^1$

素因数の和:2619

約数の個数: 16

約数和(自身を含む): 50669136

約数和(自身を除く): 19370258

約数列:

[1, 2, 13, 26, 601, 1202, 2003, 4006, 7813, 15626, 26039, 52078, 1203803, 2407606, 15649439, 31298878]

約数ペア:

[(1, 31298878), (2, 15649439), (13, 2407606), (26, 1203803), (601, 52078), (1202, 26039), (2003, 15626), (4006, 7813)]