20398443

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{12757}}^1$

素因数の和:12814

約数の個数: 16

約数和(自身を含む): 30006816

約数和(自身を除く): 9608373

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 12757, 38271, 165841, 497523, 523037, 1569111, 6799481, 20398443]

約数ペア:

[(1, 20398443), (3, 6799481), (13, 1569111), (39, 523037), (41, 497523), (123, 165841), (533, 38271), (1599, 12757)]