18147965

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1823}}^1$

素因数の和:2020

約数の個数: 16

約数和(自身を含む): 23901696

約数和(自身を除く): 5753731

約数列:

[1, 5, 11, 55, 181, 905, 1823, 1991, 9115, 9955, 20053, 100265, 329963, 1649815, 3629593, 18147965]

約数ペア:

[(1, 18147965), (5, 3629593), (11, 1649815), (55, 329963), (181, 100265), (905, 20053), (1823, 9955), (1991, 9115)]