20268315

素因数分解:

$3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1439}}^1$

素因数の和:1763

約数の個数: 24

約数和(自身を含む): 35268480

約数和(自身を除く): 15000165

約数列:

[1, 3, 5, 9, 15, 45, 313, 939, 1439, 1565, 2817, 4317, 4695, 7195, 12951, 14085, 21585, 64755, 450407, 1351221, 2252035, 4053663, 6756105, 20268315]

約数ペア:

[(1, 20268315), (3, 6756105), (5, 4053663), (9, 2252035), (15, 1351221), (45, 450407), (313, 64755), (939, 21585), (1439, 14085), (1565, 12951), (2817, 7195), (4317, 4695)]