18479853

素因数分解:

$3^3\times 7^1\times {\mathrm{97777}}^1$

素因数の和:97793

約数の個数: 16

約数和(自身を含む): 31288960

約数和(自身を除く): 12809107

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 97777, 293331, 684439, 879993, 2053317, 2639979, 6159951, 18479853]

約数ペア:

[(1, 18479853), (3, 6159951), (7, 2639979), (9, 2053317), (21, 879993), (27, 684439), (63, 293331), (189, 97777)]