129034672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{620359}}^1$

素因数の和:620380

約数の個数: 20

約数和(自身を含む): 269236240

約数和(自身を除く): 140201568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 620359, 1240718, 2481436, 4962872, 8064667, 9925744, 16129334, 32258668, 64517336, 129034672]

約数ペア:

[(1, 129034672), (2, 64517336), (4, 32258668), (8, 16129334), (13, 9925744), (16, 8064667), (26, 4962872), (52, 2481436), (104, 1240718), (208, 620359)]