20152701

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1231}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 31135104

約数和(自身を除く): 10982403

約数列:

[1, 3, 9, 17, 51, 107, 153, 321, 963, 1231, 1819, 3693, 5457, 11079, 16371, 20927, 62781, 131717, 188343, 395151, 1185453, 2239189, 6717567, 20152701]

約数ペア:

[(1, 20152701), (3, 6717567), (9, 2239189), (17, 1185453), (51, 395151), (107, 188343), (153, 131717), (321, 62781), (963, 20927), (1231, 16371), (1819, 11079), (3693, 5457)]