20131431580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77428583}}^1$

素因数の和:77428605

約数の個数: 24

約数和(自身を含む): 45528007392

約数和(自身を除く): 25396575812

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77428583, 154857166, 309714332, 387142915, 774285830, 1006571579, 1548571660, 2013143158, 4026286316, 5032857895, 10065715790, 20131431580]

約数ペア:

[(1, 20131431580), (2, 10065715790), (4, 5032857895), (5, 4026286316), (10, 2013143158), (13, 1548571660), (20, 1006571579), (26, 774285830), (52, 387142915), (65, 309714332), (130, 154857166), (260, 77428583)]