20245956815

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{74323}}^1$

素因数の和:74559

約数の個数: 32

約数和(自身を含む): 28568956416

約数和(自身を除く): 8322999601

約数列:

[1, 5, 7, 35, 43, 181, 215, 301, 905, 1267, 1505, 6335, 7783, 38915, 54481, 74323, 272405, 371615, 520261, 2601305, 3195889, 13452463, 15979445, 22371223, 67262315, 94167241, 111856115, 470836205, 578455909, 2892279545, 4049191363, 20245956815]

約数ペア:

[(1, 20245956815), (5, 4049191363), (7, 2892279545), (35, 578455909), (43, 470836205), (181, 111856115), (215, 94167241), (301, 67262315), (905, 22371223), (1267, 15979445), (1505, 13452463), (6335, 3195889), (7783, 2601305), (38915, 520261), (54481, 371615), (74323, 272405)]