18156955

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{1009}}^1$

素因数の和:1134

約数の個数: 16

約数和(自身を含む): 22543200

約数和(自身を除く): 4386245

約数列:

[1, 5, 59, 61, 295, 305, 1009, 3599, 5045, 17995, 59531, 61549, 297655, 307745, 3631391, 18156955]

約数ペア:

[(1, 18156955), (5, 3631391), (59, 307745), (61, 297655), (295, 61549), (305, 59531), (1009, 17995), (3599, 5045)]