18962751

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{701}}^1$

素因数の和:902

約数の個数: 16

約数和(自身を含む): 25878528

約数和(自身を除く): 6915777

約数列:

[1, 3, 71, 127, 213, 381, 701, 2103, 9017, 27051, 49771, 89027, 149313, 267081, 6320917, 18962751]

約数ペア:

[(1, 18962751), (3, 6320917), (71, 267081), (127, 149313), (213, 89027), (381, 49771), (701, 27051), (2103, 9017)]