20157709

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1931}}^1$

素因数の和:2028

約数の個数: 16

約数和(自身を含む): 24018624

約数和(自身を除く): 3860915

約数列:

[1, 11, 13, 73, 143, 803, 949, 1931, 10439, 21241, 25103, 140963, 276133, 1550593, 1832519, 20157709]

約数ペア:

[(1, 20157709), (11, 1832519), (13, 1550593), (73, 276133), (143, 140963), (803, 25103), (949, 21241), (1931, 10439)]