20452593

素因数分解:

$3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{7109}}^1$

素因数の和:7256

約数の個数: 16

約数和(自身を含む): 31397760

約数和(自身を除く): 10945167

約数列:

[1, 3, 7, 21, 137, 411, 959, 2877, 7109, 21327, 49763, 149289, 973933, 2921799, 6817531, 20452593]

約数ペア:

[(1, 20452593), (3, 6817531), (7, 2921799), (21, 973933), (137, 149289), (411, 49763), (959, 21327), (2877, 7109)]