20434630

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4877}}^1$

素因数の和:5303

約数の個数: 16

約数和(自身を含む): 36877680

約数和(自身を除く): 16443050

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 4877, 9754, 24385, 48770, 2043463, 4086926, 10217315, 20434630]

約数ペア:

[(1, 20434630), (2, 10217315), (5, 4086926), (10, 2043463), (419, 48770), (838, 24385), (2095, 9754), (4190, 4877)]