18221723

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:974

約数の個数: 16

約数和(自身を含む): 20645856

約数和(自身を除く): 2424133

約数列:

[1, 13, 37, 43, 481, 559, 881, 1591, 11453, 20683, 32597, 37883, 423761, 492479, 1401671, 18221723]

約数ペア:

[(1, 18221723), (13, 1401671), (37, 492479), (43, 423761), (481, 37883), (559, 32597), (881, 20683), (1591, 11453)]