20817906

素因数分解:

$2^1\times 3^1\times {\mathrm{1223}}^1\times {\mathrm{2837}}^1$

素因数の和:4065

約数の個数: 16

約数和(自身を含む): 41684544

約数和(自身を除く): 20866638

約数列:

[1, 2, 3, 6, 1223, 2446, 2837, 3669, 5674, 7338, 8511, 17022, 3469651, 6939302, 10408953, 20817906]

約数ペア:

[(1, 20817906), (2, 10408953), (3, 6939302), (6, 3469651), (1223, 17022), (2446, 8511), (2837, 7338), (3669, 5674)]