20767666

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1889}}^1$

素因数の和:2153

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 11891534

約数列:

[1, 2, 23, 46, 239, 478, 1889, 3778, 5497, 10994, 43447, 86894, 451471, 902942, 10383833, 20767666]

約数ペア:

[(1, 20767666), (2, 10383833), (23, 902942), (46, 451471), (239, 86894), (478, 43447), (1889, 10994), (3778, 5497)]