72378018

素因数分解:

$2^1\times 3^2\times {\mathrm{4021001}}^1$

素因数の和:4021009

約数の個数: 12

約数和(自身を含む): 156819078

約数和(自身を除く): 84441060

約数列:

[1, 2, 3, 6, 9, 18, 4021001, 8042002, 12063003, 24126006, 36189009, 72378018]

約数ペア:

[(1, 72378018), (2, 36189009), (3, 24126006), (6, 12063003), (9, 8042002), (18, 4021001)]