20470236

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{39671}}^1$

素因数の和:39721

約数の個数: 24

約数和(自身を含む): 48875904

約数和(自身を除く): 28405668

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 39671, 79342, 119013, 158684, 238026, 476052, 1705853, 3411706, 5117559, 6823412, 10235118, 20470236]

約数ペア:

[(1, 20470236), (2, 10235118), (3, 6823412), (4, 5117559), (6, 3411706), (12, 1705853), (43, 476052), (86, 238026), (129, 158684), (172, 119013), (258, 79342), (516, 39671)]