18219627

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{23269}}^1$

素因数の和:23307

約数の個数: 16

約数和(自身を含む): 27924000

約数和(自身を除く): 9704373

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 23269, 69807, 209421, 628263, 674801, 2024403, 6073209, 18219627]

約数ペア:

[(1, 18219627), (3, 6073209), (9, 2024403), (27, 674801), (29, 628263), (87, 209421), (261, 69807), (783, 23269)]