19663286

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1\times {\mathrm{313}}^1$

素因数の和:727

約数の個数: 16

約数和(自身を含む): 29978208

約数和(自身を除く): 10314922

約数列:

[1, 2, 101, 202, 311, 313, 622, 626, 31411, 31613, 62822, 63226, 97343, 194686, 9831643, 19663286]

約数ペア:

[(1, 19663286), (2, 9831643), (101, 194686), (202, 97343), (311, 63226), (313, 62822), (622, 31613), (626, 31411)]