20817232630

素因数分解:

$2^1\times 5^1\times {\mathrm{3847}}^1\times {\mathrm{541129}}^1$

素因数の和:544983

約数の個数: 16

約数和(自身を含む): 37480828320

約数和(自身を除く): 16663595690

約数列:

[1, 2, 5, 10, 3847, 7694, 19235, 38470, 541129, 1082258, 2705645, 5411290, 2081723263, 4163446526, 10408616315, 20817232630]

約数ペア:

[(1, 20817232630), (2, 10408616315), (5, 4163446526), (10, 2081723263), (3847, 5411290), (7694, 2705645), (19235, 1082258), (38470, 541129)]