20159495

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{3391}}^1$

素因数の和:3466

約数の個数: 16

約数和(自身を含む): 25643520

約数和(自身を除く): 5484025

約数列:

[1, 5, 29, 41, 145, 205, 1189, 3391, 5945, 16955, 98339, 139031, 491695, 695155, 4031899, 20159495]

約数ペア:

[(1, 20159495), (5, 4031899), (29, 695155), (41, 491695), (145, 139031), (205, 98339), (1189, 16955), (3391, 5945)]