18155885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{11383}}^1$

素因数の和:11428

約数の個数: 16

約数和(自身を含む): 24589440

約数和(自身を除く): 6433555

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 11383, 56915, 125213, 330107, 626065, 1650535, 3631177, 18155885]

約数ペア:

[(1, 18155885), (5, 3631177), (11, 1650535), (29, 626065), (55, 330107), (145, 125213), (319, 56915), (1595, 11383)]