20794990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{3931}}^1$

素因数の和:3984

約数の個数: 24

約数和(自身を含む): 39139128

約数和(自身を除く): 18344138

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 529, 1058, 2645, 3931, 5290, 7862, 19655, 39310, 90413, 180826, 452065, 904130, 2079499, 4158998, 10397495, 20794990]

約数ペア:

[(1, 20794990), (2, 10397495), (5, 4158998), (10, 2079499), (23, 904130), (46, 452065), (115, 180826), (230, 90413), (529, 39310), (1058, 19655), (2645, 7862), (3931, 5290)]