20661850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37567}}^1$

素因数の和:37590

約数の個数: 24

約数和(自身を含む): 41925888

約数和(自身を除く): 21264038

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 37567, 75134, 187835, 375670, 413237, 826474, 939175, 1878350, 2066185, 4132370, 10330925, 20661850]

約数ペア:

[(1, 20661850), (2, 10330925), (5, 4132370), (10, 2066185), (11, 1878350), (22, 939175), (25, 826474), (50, 413237), (55, 375670), (110, 187835), (275, 75134), (550, 37567)]