2019904107

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1670723}}^1$

素因数の和:1670770

約数の個数: 16

約数和(自身を含む): 2993937408

約数和(自身を除く): 974033301

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 1670723, 5012169, 21719399, 51792413, 65158197, 155377239, 673301369, 2019904107]

約数ペア:

[(1, 2019904107), (3, 673301369), (13, 155377239), (31, 65158197), (39, 51792413), (93, 21719399), (403, 5012169), (1209, 1670723)]