20107545

素因数分解:

$3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{2381}}^1$

素因数の和:2952

約数の個数: 16

約数和(自身を含む): 32242752

約数和(自身を除く): 12135207

約数列:

[1, 3, 5, 15, 563, 1689, 2381, 2815, 7143, 8445, 11905, 35715, 1340503, 4021509, 6702515, 20107545]

約数ペア:

[(1, 20107545), (3, 6702515), (5, 4021509), (15, 1340503), (563, 35715), (1689, 11905), (2381, 8445), (2815, 7143)]