20339245

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1187}}^1$

素因数の和:1364

約数の個数: 16

約数和(自身を含む): 25660800

約数和(自身を除く): 5321555

約数列:

[1, 5, 23, 115, 149, 745, 1187, 3427, 5935, 17135, 27301, 136505, 176863, 884315, 4067849, 20339245]

約数ペア:

[(1, 20339245), (5, 4067849), (23, 884315), (115, 176863), (149, 136505), (745, 27301), (1187, 17135), (3427, 5935)]