18787263

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{12113}}^1$

素因数の和:12174

約数の個数: 16

約数和(自身を含む): 27910656

約数和(自身を除く): 9123393

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 12113, 36339, 133243, 399729, 569311, 1707933, 6262421, 18787263]

約数ペア:

[(1, 18787263), (3, 6262421), (11, 1707933), (33, 569311), (47, 399729), (141, 133243), (517, 36339), (1551, 12113)]