20206818

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{26107}}^1$

素因数の和:26158

約数の個数: 24

約数和(自身を含む): 44801328

約数和(自身を除く): 24594510

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 26107, 52214, 78321, 156642, 234963, 469926, 1122601, 2245202, 3367803, 6735606, 10103409, 20206818]

約数ペア:

[(1, 20206818), (2, 10103409), (3, 6735606), (6, 3367803), (9, 2245202), (18, 1122601), (43, 469926), (86, 234963), (129, 156642), (258, 78321), (387, 52214), (774, 26107)]