20204074

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{39929}}^1$

素因数の和:39965

約数の個数: 16

約数和(自身を含む): 34499520

約数和(自身を除く): 14295446

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 39929, 79858, 439219, 878438, 918367, 1836734, 10102037, 20204074]

約数ペア:

[(1, 20204074), (2, 10102037), (11, 1836734), (22, 918367), (23, 878438), (46, 439219), (253, 79858), (506, 39929)]