20994604

素因数分解:

$2^2\times {\mathrm{1213}}^1\times {\mathrm{4327}}^1$

素因数の和:5544

約数の個数: 12

約数和(自身を含む): 36779344

約数和(自身を除く): 15784740

約数列:

[1, 2, 4, 1213, 2426, 4327, 4852, 8654, 17308, 5248651, 10497302, 20994604]

約数ペア:

[(1, 20994604), (2, 10497302), (4, 5248651), (1213, 17308), (2426, 8654), (4327, 4852)]