19965631

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{587}}^1$

素因数の和:750

約数の個数: 16

約数和(自身を含む): 23595264

約数和(自身を除く): 3629633

約数列:

[1, 7, 43, 113, 301, 587, 791, 4109, 4859, 25241, 34013, 66331, 176687, 464317, 2852233, 19965631]

約数ペア:

[(1, 19965631), (7, 2852233), (43, 464317), (113, 176687), (301, 66331), (587, 34013), (791, 25241), (4109, 4859)]