20732321

素因数分解:

${\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 16

約数和(自身を含む): 22190784

約数和(自身を除く): 1458463

約数列:

[1, 37, 43, 83, 157, 1591, 3071, 3569, 5809, 6751, 13031, 132053, 249787, 482147, 560333, 20732321]

約数ペア:

[(1, 20732321), (37, 560333), (43, 482147), (83, 249787), (157, 132053), (1591, 13031), (3071, 6751), (3569, 5809)]