2020120193

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{765487}}^1$

素因数の和:765536

約数の個数: 16

約数和(自身を含む): 2572039680

約数和(自身を除く): 551919487

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 765487, 5358409, 9951331, 22199123, 69659317, 155393861, 288588599, 2020120193]

約数ペア:

[(1, 2020120193), (7, 288588599), (13, 155393861), (29, 69659317), (91, 22199123), (203, 9951331), (377, 5358409), (2639, 765487)]