719622018

素因数分解:

$2^1\times 3^2\times {\mathrm{39979001}}^1$

素因数の和:39979009

約数の個数: 12

約数和(自身を含む): 1559181078

約数和(自身を除く): 839559060

約数列:

[1, 2, 3, 6, 9, 18, 39979001, 79958002, 119937003, 239874006, 359811009, 719622018]

約数ペア:

[(1, 719622018), (2, 359811009), (3, 239874006), (6, 119937003), (9, 79958002), (18, 39979001)]