20215446874

素因数分解:

$2^1\times 7^1\times {\mathrm{6547}}^1\times {\mathrm{220553}}^1$

素因数の和:227109

約数の個数: 16

約数和(自身を含む): 34660502208

約数和(自身を除く): 14445055334

約数列:

[1, 2, 7, 14, 6547, 13094, 45829, 91658, 220553, 441106, 1543871, 3087742, 1443960491, 2887920982, 10107723437, 20215446874]

約数ペア:

[(1, 20215446874), (2, 10107723437), (7, 2887920982), (14, 1443960491), (6547, 3087742), (13094, 1543871), (45829, 441106), (91658, 220553)]