20797474

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{1049}}^1$

素因数の和:1505

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 11861726

約数列:

[1, 2, 23, 46, 431, 862, 1049, 2098, 9913, 19826, 24127, 48254, 452119, 904238, 10398737, 20797474]

約数ペア:

[(1, 20797474), (2, 10398737), (23, 904238), (46, 452119), (431, 48254), (862, 24127), (1049, 19826), (2098, 9913)]