18822305

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{479}}^1$

素因数の和:784

約数の個数: 16

約数和(自身を含む): 23500800

約数和(自身を除く): 4678495

約数列:

[1, 5, 29, 145, 271, 479, 1355, 2395, 7859, 13891, 39295, 69455, 129809, 649045, 3764461, 18822305]

約数ペア:

[(1, 18822305), (5, 3764461), (29, 649045), (145, 129809), (271, 69455), (479, 39295), (1355, 13891), (2395, 7859)]