20178039826

素因数分解:

$2^1\times 7^1\times {\mathrm{5233}}^1\times {\mathrm{275423}}^1$

素因数の和:280665

約数の個数: 16

約数和(自身を含む): 34597661184

約数和(自身を除く): 14419621358

約数列:

[1, 2, 7, 14, 5233, 10466, 36631, 73262, 275423, 550846, 1927961, 3855922, 1441288559, 2882577118, 10089019913, 20178039826]

約数ペア:

[(1, 20178039826), (2, 10089019913), (7, 2882577118), (14, 1441288559), (5233, 3855922), (10466, 1927961), (36631, 550846), (73262, 275423)]