18472180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{48611}}^1$

素因数の和:48639

約数の個数: 24

約数和(自身を含む): 40834080

約数和(自身を除く): 22361900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 48611, 97222, 194444, 243055, 486110, 923609, 972220, 1847218, 3694436, 4618045, 9236090, 18472180]

約数ペア:

[(1, 18472180), (2, 9236090), (4, 4618045), (5, 3694436), (10, 1847218), (19, 972220), (20, 923609), (38, 486110), (76, 243055), (95, 194444), (190, 97222), (380, 48611)]