20477272

素因数分解:

$2^3\times {\mathrm{601}}^1\times {\mathrm{4259}}^1$

素因数の和:4866

約数の個数: 16

約数和(自身を含む): 38467800

約数和(自身を除く): 17990528

約数列:

[1, 2, 4, 8, 601, 1202, 2404, 4259, 4808, 8518, 17036, 34072, 2559659, 5119318, 10238636, 20477272]

約数ペア:

[(1, 20477272), (2, 10238636), (4, 5119318), (8, 2559659), (601, 34072), (1202, 17036), (2404, 8518), (4259, 4808)]