20827548

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11807}}^1$

素因数の和:11831

約数の個数: 54

約数和(自身を含む): 61248096

約数和(自身を除く): 40420548

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 11807, 23614, 35421, 47228, 70842, 82649, 106263, 141684, 165298, 212526, 247947, 330596, 425052, 495894, 578543, 743841, 991788, 1157086, 1487682, 1735629, 2314172, 2975364, 3471258, 5206887, 6942516, 10413774, 20827548]

約数ペア:

[(1, 20827548), (2, 10413774), (3, 6942516), (4, 5206887), (6, 3471258), (7, 2975364), (9, 2314172), (12, 1735629), (14, 1487682), (18, 1157086), (21, 991788), (28, 743841), (36, 578543), (42, 495894), (49, 425052), (63, 330596), (84, 247947), (98, 212526), (126, 165298), (147, 141684), (196, 106263), (252, 82649), (294, 70842), (441, 47228), (588, 35421), (882, 23614), (1764, 11807)]