20131618390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154858603}}^1$

素因数の和:154858623

約数の個数: 16

約数和(自身を含む): 39024368208

約数和(自身を除く): 18892749818

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154858603, 309717206, 774293015, 1548586030, 2013161839, 4026323678, 10065809195, 20131618390]

約数ペア:

[(1, 20131618390), (2, 10065809195), (5, 4026323678), (10, 2013161839), (13, 1548586030), (26, 774293015), (65, 309717206), (130, 154858603)]