18990093

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2531}}^1$

素因数の和:2636

約数の個数: 16

約数和(自身を含む): 26373312

約数和(自身を除く): 7383219

約数列:

[1, 3, 41, 61, 123, 183, 2501, 2531, 7503, 7593, 103771, 154391, 311313, 463173, 6330031, 18990093]

約数ペア:

[(1, 18990093), (3, 6330031), (41, 463173), (61, 311313), (123, 154391), (183, 103771), (2501, 7593), (2531, 7503)]