18997635

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{26947}}^1$

素因数の和:27002

約数の個数: 16

約数和(自身を含む): 31044096

約数和(自身を除く): 12046461

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 26947, 80841, 134735, 404205, 1266509, 3799527, 6332545, 18997635]

約数ペア:

[(1, 18997635), (3, 6332545), (5, 3799527), (15, 1266509), (47, 404205), (141, 134735), (235, 80841), (705, 26947)]