18392661

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2131}}^1$

素因数の和:2281

約数の個数: 24

約数和(自身を含む): 30598464

約数和(自身を除く): 12205803

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2131, 2877, 6393, 8631, 14917, 19179, 44751, 134253, 291947, 875841, 2043629, 2627523, 6130887, 18392661]

約数ペア:

[(1, 18392661), (3, 6130887), (7, 2627523), (9, 2043629), (21, 875841), (63, 291947), (137, 134253), (411, 44751), (959, 19179), (1233, 14917), (2131, 8631), (2877, 6393)]