20881344

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{9887}}^1$

素因数の和:9913

約数の個数: 56

約数和(自身を含む): 60277248

約数和(自身を除く): 39395904

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 132, 176, 192, 264, 352, 528, 704, 1056, 2112, 9887, 19774, 29661, 39548, 59322, 79096, 108757, 118644, 158192, 217514, 237288, 316384, 326271, 435028, 474576, 632768, 652542, 870056, 949152, 1305084, 1740112, 1898304, 2610168, 3480224, 5220336, 6960448, 10440672, 20881344]

約数ペア:

[(1, 20881344), (2, 10440672), (3, 6960448), (4, 5220336), (6, 3480224), (8, 2610168), (11, 1898304), (12, 1740112), (16, 1305084), (22, 949152), (24, 870056), (32, 652542), (33, 632768), (44, 474576), (48, 435028), (64, 326271), (66, 316384), (88, 237288), (96, 217514), (132, 158192), (176, 118644), (192, 108757), (264, 79096), (352, 59322), (528, 39548), (704, 29661), (1056, 19774), (2112, 9887)]