20200065

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43441}}^1$

素因数の和:43480

約数の個数: 16

約数和(自身を含む): 33363456

約数和(自身を除く): 13163391

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 43441, 130323, 217205, 651615, 1346671, 4040013, 6733355, 20200065]

約数ペア:

[(1, 20200065), (3, 6733355), (5, 4040013), (15, 1346671), (31, 651615), (93, 217205), (155, 130323), (465, 43441)]