20297935

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{13487}}^1$

素因数の和:13542

約数の個数: 16

約数和(自身を含む): 28486656

約数和(自身を除く): 8188721

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 13487, 67435, 94409, 472045, 579941, 2899705, 4059587, 20297935]

約数ペア:

[(1, 20297935), (5, 4059587), (7, 2899705), (35, 579941), (43, 472045), (215, 94409), (301, 67435), (1505, 13487)]