20117186721

素因数分解:

$3^2\times {\mathrm{503}}^1\times {\mathrm{1163}}^1\times {\mathrm{3821}}^1$

素因数の和:5493

約数の個数: 24

約数和(自身を含む): 29148590016

約数和(自身を除く): 9031403295

約数列:

[1, 3, 9, 503, 1163, 1509, 3489, 3821, 4527, 10467, 11463, 34389, 584989, 1754967, 1921963, 4443823, 5264901, 5765889, 13331469, 17297667, 39994407, 2235242969, 6705728907, 20117186721]

約数ペア:

[(1, 20117186721), (3, 6705728907), (9, 2235242969), (503, 39994407), (1163, 17297667), (1509, 13331469), (3489, 5765889), (3821, 5264901), (4527, 4443823), (10467, 1921963), (11463, 1754967), (34389, 584989)]