20403586

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{33893}}^1$

素因数の和:33945

約数の個数: 16

約数和(自身を含む): 35792064

約数和(自身を除く): 15388478

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 33893, 67786, 237251, 474502, 1457399, 2914798, 10201793, 20403586]

約数ペア:

[(1, 20403586), (2, 10201793), (7, 2914798), (14, 1457399), (43, 474502), (86, 237251), (301, 67786), (602, 33893)]