20568204

素因数分解:

$2^2\times 3^2\times {\mathrm{571339}}^1$

素因数の和:571349

約数の個数: 18

約数和(自身を含む): 51991940

約数和(自身を除く): 31423736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 571339, 1142678, 1714017, 2285356, 3428034, 5142051, 6856068, 10284102, 20568204]

約数ペア:

[(1, 20568204), (2, 10284102), (3, 6856068), (4, 5142051), (6, 3428034), (9, 2285356), (12, 1714017), (18, 1142678), (36, 571339)]