20456491

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{787}}^1$

素因数の和:954

約数の個数: 16

約数和(自身を含む): 23829120

約数和(自身を除く): 3372629

約数列:

[1, 11, 17, 139, 187, 787, 1529, 2363, 8657, 13379, 25993, 109393, 147169, 1203323, 1859681, 20456491]

約数ペア:

[(1, 20456491), (11, 1859681), (17, 1203323), (139, 147169), (187, 109393), (787, 25993), (1529, 13379), (2363, 8657)]