2020897487

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{127913}}^1$

素因数の和:128018

約数の個数: 16

約数和(自身を含む): 2410923072

約数和(自身を除く): 390025585

約数列:

[1, 7, 37, 61, 259, 427, 2257, 15799, 127913, 895391, 4732781, 7802693, 33129467, 54618851, 288699641, 2020897487]

約数ペア:

[(1, 2020897487), (7, 288699641), (37, 54618851), (61, 33129467), (259, 7802693), (427, 4732781), (2257, 895391), (15799, 127913)]