19012905

素因数分解:

$3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{941}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 33064200

約数和(自身を除く): 14051295

約数列:

[1, 3, 5, 9, 15, 45, 449, 941, 1347, 2245, 2823, 4041, 4705, 6735, 8469, 14115, 20205, 42345, 422509, 1267527, 2112545, 3802581, 6337635, 19012905]

約数ペア:

[(1, 19012905), (3, 6337635), (5, 3802581), (9, 2112545), (15, 1267527), (45, 422509), (449, 42345), (941, 20205), (1347, 14115), (2245, 8469), (2823, 6735), (4041, 4705)]