18008885

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1051}}^1$

素因数の和:1228

約数の個数: 16

約数和(自身を含む): 22723200

約数和(自身を除く): 4714315

約数列:

[1, 5, 23, 115, 149, 745, 1051, 3427, 5255, 17135, 24173, 120865, 156599, 782995, 3601777, 18008885]

約数ペア:

[(1, 18008885), (5, 3601777), (23, 782995), (115, 156599), (149, 120865), (745, 24173), (1051, 17135), (3427, 5255)]