20678284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{2017}}^1$

素因数の和:2265

約数の個数: 24

約数和(自身を含む): 39665808

約数和(自身を除く): 18987524

約数列:

[1, 2, 4, 11, 22, 44, 233, 466, 932, 2017, 2563, 4034, 5126, 8068, 10252, 22187, 44374, 88748, 469961, 939922, 1879844, 5169571, 10339142, 20678284]

約数ペア:

[(1, 20678284), (2, 10339142), (4, 5169571), (11, 1879844), (22, 939922), (44, 469961), (233, 88748), (466, 44374), (932, 22187), (2017, 10252), (2563, 8068), (4034, 5126)]