20257022

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{4421}}^1$

素因数の和:4531

約数の個数: 16

約数和(自身を含む): 31838400

約数和(自身を除く): 11581378

約数列:

[1, 2, 29, 58, 79, 158, 2291, 4421, 4582, 8842, 128209, 256418, 349259, 698518, 10128511, 20257022]

約数ペア:

[(1, 20257022), (2, 10128511), (29, 698518), (58, 349259), (79, 256418), (158, 128209), (2291, 8842), (4421, 4582)]