20080233

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1283}}^1$

素因数の和:1373

約数の個数: 24

約数和(自身を含む): 30446208

約数和(自身を除く): 10365975

約数列:

[1, 3, 9, 37, 47, 111, 141, 333, 423, 1283, 1739, 3849, 5217, 11547, 15651, 47471, 60301, 142413, 180903, 427239, 542709, 2231137, 6693411, 20080233]

約数ペア:

[(1, 20080233), (3, 6693411), (9, 2231137), (37, 542709), (47, 427239), (111, 180903), (141, 142413), (333, 60301), (423, 47471), (1283, 15651), (1739, 11547), (3849, 5217)]