20968236

素因数分解:

$2^2\times 3^2\times {\mathrm{582451}}^1$

素因数の和:582461

約数の個数: 18

約数和(自身を含む): 53003132

約数和(自身を除く): 32034896

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 582451, 1164902, 1747353, 2329804, 3494706, 5242059, 6989412, 10484118, 20968236]

約数ペア:

[(1, 20968236), (2, 10484118), (3, 6989412), (4, 5242059), (6, 3494706), (9, 2329804), (12, 1747353), (18, 1164902), (36, 582451)]