19822621

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3571}}^1$

素因数の和:3652

約数の個数: 16

約数和(自身を含む): 24803968

約数和(自身を除く): 4981347

約数列:

[1, 7, 13, 61, 91, 427, 793, 3571, 5551, 24997, 46423, 217831, 324961, 1524817, 2831803, 19822621]

約数ペア:

[(1, 19822621), (7, 2831803), (13, 1524817), (61, 324961), (91, 217831), (427, 46423), (793, 24997), (3571, 5551)]