20670753

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{2551}}^1$

素因数の和:2664

約数の個数: 16

約数和(自身を含む): 28704896

約数和(自身を除く): 8034143

約数列:

[1, 3, 37, 73, 111, 219, 2551, 2701, 7653, 8103, 94387, 186223, 283161, 558669, 6890251, 20670753]

約数ペア:

[(1, 20670753), (3, 6890251), (37, 558669), (73, 283161), (111, 186223), (219, 94387), (2551, 8103), (2701, 7653)]