20273643

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{719}}^1$

素因数の和:979

約数の個数: 24

約数和(自身を含む): 31711680

約数和(自身を除く): 11438037

約数列:

[1, 3, 9, 13, 39, 117, 241, 719, 723, 2157, 2169, 3133, 6471, 9347, 9399, 28041, 28197, 84123, 173279, 519837, 1559511, 2252627, 6757881, 20273643]

約数ペア:

[(1, 20273643), (3, 6757881), (9, 2252627), (13, 1559511), (39, 519837), (117, 173279), (241, 84123), (719, 28197), (723, 28041), (2157, 9399), (2169, 9347), (3133, 6471)]