20067291

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{5347}}^1$

素因数の和:5495

約数の個数: 16

約数和(自身を含む): 29948800

約数和(自身を除く): 9881509

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 5347, 16041, 48123, 144369, 743233, 2229699, 6689097, 20067291]

約数ペア:

[(1, 20067291), (3, 6689097), (9, 2229699), (27, 743233), (139, 144369), (417, 48123), (1251, 16041), (3753, 5347)]