18760443

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{13001}}^1$

素因数の和:13054

約数の個数: 16

約数和(自身を含む): 27668256

約数和(自身を除く): 8907813

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 13001, 39003, 169013, 481037, 507039, 1443111, 6253481, 18760443]

約数ペア:

[(1, 18760443), (3, 6253481), (13, 1443111), (37, 507039), (39, 481037), (111, 169013), (481, 39003), (1443, 13001)]