20702979262

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{34390331}}^1$

素因数の和:34390383

約数の個数: 16

約数和(自身を含む): 36316190592

約数和(自身を除く): 15613211330

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 34390331, 68780662, 240732317, 481464634, 1478784233, 2957568466, 10351489631, 20702979262]

約数ペア:

[(1, 20702979262), (2, 10351489631), (7, 2957568466), (14, 1478784233), (43, 481464634), (86, 240732317), (301, 68780662), (602, 34390331)]