20898897

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{809}}^1$

素因数の和:1000

約数の個数: 16

約数和(自身を含む): 28512000

約数和(自身を除く): 7613103

約数列:

[1, 3, 79, 109, 237, 327, 809, 2427, 8611, 25833, 63911, 88181, 191733, 264543, 6966299, 20898897]

約数ペア:

[(1, 20898897), (3, 6966299), (79, 264543), (109, 191733), (237, 88181), (327, 63911), (809, 25833), (2427, 8611)]