20926466

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2078

約数の個数: 24

約数和(自身を含む): 35322672

約数和(自身を除く): 14396206

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 2011, 4022, 5203, 10406, 22121, 44242, 86473, 172946, 243331, 486662, 951203, 1902406, 10463233, 20926466]

約数ペア:

[(1, 20926466), (2, 10463233), (11, 1902406), (22, 951203), (43, 486662), (86, 243331), (121, 172946), (242, 86473), (473, 44242), (946, 22121), (2011, 10406), (4022, 5203)]