20010265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{8461}}^1$

素因数の和:8520

約数の個数: 16

約数和(自身を含む): 26807616

約数和(自身を除く): 6797351

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 8461, 42305, 93071, 363823, 465355, 1819115, 4002053, 20010265]

約数ペア:

[(1, 20010265), (5, 4002053), (11, 1819115), (43, 465355), (55, 363823), (215, 93071), (473, 42305), (2365, 8461)]