18523359

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 27426672

約数和(自身を除く): 8903313

約数列:

[1, 3, 9, 83, 137, 181, 249, 411, 543, 747, 1233, 1629, 11371, 15023, 24797, 34113, 45069, 74391, 102339, 135207, 223173, 2058151, 6174453, 18523359]

約数ペア:

[(1, 18523359), (3, 6174453), (9, 2058151), (83, 223173), (137, 135207), (181, 102339), (249, 74391), (411, 45069), (543, 34113), (747, 24797), (1233, 15023), (1629, 11371)]