19841454

素因数分解:

$2^1\times 3^2\times {\mathrm{557}}^1\times {\mathrm{1979}}^1$

素因数の和:2544

約数の個数: 24

約数和(自身を含む): 43088760

約数和(自身を除く): 23247306

約数列:

[1, 2, 3, 6, 9, 18, 557, 1114, 1671, 1979, 3342, 3958, 5013, 5937, 10026, 11874, 17811, 35622, 1102303, 2204606, 3306909, 6613818, 9920727, 19841454]

約数ペア:

[(1, 19841454), (2, 9920727), (3, 6613818), (6, 3306909), (9, 2204606), (18, 1102303), (557, 35622), (1114, 17811), (1671, 11874), (1979, 10026), (3342, 5937), (3958, 5013)]