20201271388

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{50003147}}^1$

素因数の和:50003252

約数の個数: 12

約数和(自身を含む): 35702247672

約数和(自身を除く): 15500976284

約数列:

[1, 2, 4, 101, 202, 404, 50003147, 100006294, 200012588, 5050317847, 10100635694, 20201271388]

約数ペア:

[(1, 20201271388), (2, 10100635694), (4, 5050317847), (101, 200012588), (202, 100006294), (404, 50003147)]