20357802

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{15493}}^1$

素因数の和:15574

約数の個数: 24

約数和(自身を含む): 44715684

約数和(自身を除く): 24357882

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 15493, 30986, 46479, 92958, 139437, 278874, 1130989, 2261978, 3392967, 6785934, 10178901, 20357802]

約数ペア:

[(1, 20357802), (2, 10178901), (3, 6785934), (6, 3392967), (9, 2261978), (18, 1130989), (73, 278874), (146, 139437), (219, 92958), (438, 46479), (657, 30986), (1314, 15493)]