19729510

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53323}}^1$

素因数の和:53367

約数の個数: 16

約数和(自身を含む): 36473616

約数和(自身を除く): 16744106

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 53323, 106646, 266615, 533230, 1972951, 3945902, 9864755, 19729510]

約数ペア:

[(1, 19729510), (2, 9864755), (5, 3945902), (10, 1972951), (37, 533230), (74, 266615), (185, 106646), (370, 53323)]