19534419

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{5281}}^1$

素因数の和:5427

約数の個数: 16

約数和(自身を含む): 29156640

約数和(自身を除く): 9622221

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 5281, 15843, 47529, 142587, 723497, 2170491, 6511473, 19534419]

約数ペア:

[(1, 19534419), (3, 6511473), (9, 2170491), (27, 723497), (137, 142587), (411, 47529), (1233, 15843), (3699, 5281)]