20179755

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6143}}^1$

素因数の和:6227

約数の個数: 24

約数和(自身を含む): 35463168

約数和(自身を除く): 15283413

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 6143, 18429, 30715, 55287, 92145, 276435, 448439, 1345317, 2242195, 4035951, 6726585, 20179755]

約数ペア:

[(1, 20179755), (3, 6726585), (5, 4035951), (9, 2242195), (15, 1345317), (45, 448439), (73, 276435), (219, 92145), (365, 55287), (657, 30715), (1095, 18429), (3285, 6143)]