20142189

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{5783}}^1$

素因数の和:5838

約数の個数: 20

約数和(自身を含む): 30794016

約数和(自身を除く): 10651827

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 5783, 17349, 52047, 156141, 248669, 468423, 746007, 2238021, 6714063, 20142189]

約数ペア:

[(1, 20142189), (3, 6714063), (9, 2238021), (27, 746007), (43, 468423), (81, 248669), (129, 156141), (387, 52047), (1161, 17349), (3483, 5783)]