20604051

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1151}}^1$

素因数の和:1193

約数の個数: 40

約数和(自身を含む): 35126784

約数和(自身を除く): 14522733

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 663, 1053, 1151, 1377, 1989, 3453, 5967, 10359, 14963, 17901, 19567, 31077, 44889, 58701, 93231, 134667, 176103, 254371, 404001, 528309, 763113, 1212003, 1584927, 2289339, 6868017, 20604051]

約数ペア:

[(1, 20604051), (3, 6868017), (9, 2289339), (13, 1584927), (17, 1212003), (27, 763113), (39, 528309), (51, 404001), (81, 254371), (117, 176103), (153, 134667), (221, 93231), (351, 58701), (459, 44889), (663, 31077), (1053, 19567), (1151, 17901), (1377, 14963), (1989, 10359), (3453, 5967)]