12867088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61861}}^1$

素因数の和:61882

約数の個数: 20

約数和(自身を含む): 26848108

約数和(自身を除く): 13981020

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 61861, 123722, 247444, 494888, 804193, 989776, 1608386, 3216772, 6433544, 12867088]

約数ペア:

[(1, 12867088), (2, 6433544), (4, 3216772), (8, 1608386), (13, 989776), (16, 804193), (26, 494888), (52, 247444), (104, 123722), (208, 61861)]