20518788

素因数分解:

$2^2\times 3^1\times {\mathrm{1153}}^1\times {\mathrm{1483}}^1$

素因数の和:2643

約数の個数: 24

約数和(自身を含む): 47951008

約数和(自身を除く): 27432220

約数列:

[1, 2, 3, 4, 6, 12, 1153, 1483, 2306, 2966, 3459, 4449, 4612, 5932, 6918, 8898, 13836, 17796, 1709899, 3419798, 5129697, 6839596, 10259394, 20518788]

約数ペア:

[(1, 20518788), (2, 10259394), (3, 6839596), (4, 5129697), (6, 3419798), (12, 1709899), (1153, 17796), (1483, 13836), (2306, 8898), (2966, 6918), (3459, 5932), (4449, 4612)]