20342673

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9151}}^1$

素因数の和:9189

約数の個数: 24

約数和(自身を含む): 33313280

約数和(自身を除く): 12970607

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 9151, 27453, 82359, 118963, 173869, 356889, 521607, 1070667, 1564821, 2260297, 6780891, 20342673]

約数ペア:

[(1, 20342673), (3, 6780891), (9, 2260297), (13, 1564821), (19, 1070667), (39, 521607), (57, 356889), (117, 173869), (171, 118963), (247, 82359), (741, 27453), (2223, 9151)]