17993245

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3329}}^1$

素因数の和:3404

約数の個数: 16

約数和(自身を含む): 23016960

約数和(自身を除く): 5023715

約数列:

[1, 5, 23, 47, 115, 235, 1081, 3329, 5405, 16645, 76567, 156463, 382835, 782315, 3598649, 17993245]

約数ペア:

[(1, 17993245), (5, 3598649), (23, 782315), (47, 382835), (115, 156463), (235, 76567), (1081, 16645), (3329, 5405)]