20179763862

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{78216139}}^1$

素因数の和:78216187

約数の個数: 16

約数和(自身を含む): 41298121920

約数和(自身を除く): 21118358058

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 78216139, 156432278, 234648417, 469296834, 3363293977, 6726587954, 10089881931, 20179763862]

約数ペア:

[(1, 20179763862), (2, 10089881931), (3, 6726587954), (6, 3363293977), (43, 469296834), (86, 234648417), (129, 156432278), (258, 78216139)]