18222003

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{9781}}^1$

素因数の和:9816

約数の個数: 20

約数和(自身を含む): 28406928

約数和(自身を除く): 10184925

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 9781, 29343, 88029, 224963, 264087, 674889, 792261, 2024667, 6074001, 18222003]

約数ペア:

[(1, 18222003), (3, 6074001), (9, 2024667), (23, 792261), (27, 674889), (69, 264087), (81, 224963), (207, 88029), (621, 29343), (1863, 9781)]