18688731

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{1901}}^1$

素因数の和:2046

約数の個数: 16

約数和(自身を含む): 26019360

約数和(自身を除く): 7330629

約数列:

[1, 3, 29, 87, 113, 339, 1901, 3277, 5703, 9831, 55129, 165387, 214813, 644439, 6229577, 18688731]

約数ペア:

[(1, 18688731), (3, 6229577), (29, 644439), (87, 214813), (113, 165387), (339, 55129), (1901, 9831), (3277, 5703)]