20238427797

素因数分解:

$3^1\times 7^1\times {\mathrm{2179}}^1\times {\mathrm{442283}}^1$

素因数の和:444472

約数の個数: 16

約数和(自身を含む): 30853731840

約数和(自身を除く): 10615304043

約数列:

[1, 3, 7, 21, 2179, 6537, 15253, 45759, 442283, 1326849, 3095981, 9287943, 963734657, 2891203971, 6746142599, 20238427797]

約数ペア:

[(1, 20238427797), (3, 6746142599), (7, 2891203971), (21, 963734657), (2179, 9287943), (6537, 3095981), (15253, 1326849), (45759, 442283)]