87920486

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{5153}}^1$

素因数の和:5623

約数の個数: 16

約数和(自身を含む): 139158000

約数和(自身を除く): 51237514

約数列:

[1, 2, 19, 38, 449, 898, 5153, 8531, 10306, 17062, 97907, 195814, 2313697, 4627394, 43960243, 87920486]

約数ペア:

[(1, 87920486), (2, 43960243), (19, 4627394), (38, 2313697), (449, 195814), (898, 97907), (5153, 17062), (8531, 10306)]