20271465

素因数分解:

$3^4\times 5^1\times {\mathrm{50053}}^1$

素因数の和:50070

約数の個数: 20

約数和(自身を含む): 36339204

約数和(自身を除く): 16067739

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 50053, 150159, 250265, 450477, 750795, 1351431, 2252385, 4054293, 6757155, 20271465]

約数ペア:

[(1, 20271465), (3, 6757155), (5, 4054293), (9, 2252385), (15, 1351431), (27, 750795), (45, 450477), (81, 250265), (135, 150159), (405, 50053)]