20013584

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{3779}}^1$

素因数の和:4118

約数の個数: 20

約数和(自身を含む): 38903760

約数和(自身を除く): 18890176

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 3779, 5296, 7558, 15116, 30232, 60464, 1250849, 2501698, 5003396, 10006792, 20013584]

約数ペア:

[(1, 20013584), (2, 10006792), (4, 5003396), (8, 2501698), (16, 1250849), (331, 60464), (662, 30232), (1324, 15116), (2648, 7558), (3779, 5296)]