20873835

素因数分解:

$3^3\times 5^1\times {\mathrm{154621}}^1$

素因数の和:154635

約数の個数: 16

約数和(自身を含む): 37109280

約数和(自身を除く): 16235445

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 154621, 463863, 773105, 1391589, 2319315, 4174767, 6957945, 20873835]

約数ペア:

[(1, 20873835), (3, 6957945), (5, 4174767), (9, 2319315), (15, 1391589), (27, 773105), (45, 463863), (135, 154621)]