2019982005

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{411821}}^1$

素因数の和:411941

約数の個数: 24

約数和(自身を含む): 3533432760

約数和(自身を除く): 1513450755

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 411821, 1235463, 2059105, 3706389, 6177315, 18531945, 44888489, 134665467, 224442445, 403996401, 673327335, 2019982005]

約数ペア:

[(1, 2019982005), (3, 673327335), (5, 403996401), (9, 224442445), (15, 134665467), (45, 44888489), (109, 18531945), (327, 6177315), (545, 3706389), (981, 2059105), (1635, 1235463), (4905, 411821)]