18640011

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{16481}}^1$

素因数の和:16526

約数の個数: 16

約数和(自身を含む): 27689760

約数和(自身を除く): 9049749

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 16481, 49443, 214253, 477949, 642759, 1433847, 6213337, 18640011]

約数ペア:

[(1, 18640011), (3, 6213337), (13, 1433847), (29, 642759), (39, 477949), (87, 214253), (377, 49443), (1131, 16481)]