18746060

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2237}}^1$

素因数の和:2665

約数の個数: 24

約数和(自身を含む): 39478320

約数和(自身を除く): 20732260

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 2237, 4190, 4474, 8380, 8948, 11185, 22370, 44740, 937303, 1874606, 3749212, 4686515, 9373030, 18746060]

約数ペア:

[(1, 18746060), (2, 9373030), (4, 4686515), (5, 3749212), (10, 1874606), (20, 937303), (419, 44740), (838, 22370), (1676, 11185), (2095, 8948), (2237, 8380), (4190, 4474)]