18219674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{6521}}^1$

素因数の和:6661

約数の個数: 16

約数和(自身を含む): 30053376

約数和(自身を除く): 11833702

約数列:

[1, 2, 11, 22, 127, 254, 1397, 2794, 6521, 13042, 71731, 143462, 828167, 1656334, 9109837, 18219674]

約数ペア:

[(1, 18219674), (2, 9109837), (11, 1656334), (22, 828167), (127, 143462), (254, 71731), (1397, 13042), (2794, 6521)]