20156532

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{491}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 51577344

約数和(自身を除く): 31420812

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 311, 491, 622, 933, 982, 1244, 1473, 1866, 1964, 2946, 3421, 3732, 5401, 5892, 6842, 10263, 10802, 13684, 16203, 20526, 21604, 32406, 41052, 64812, 152701, 305402, 458103, 610804, 916206, 1679711, 1832412, 3359422, 5039133, 6718844, 10078266, 20156532]

約数ペア:

[(1, 20156532), (2, 10078266), (3, 6718844), (4, 5039133), (6, 3359422), (11, 1832412), (12, 1679711), (22, 916206), (33, 610804), (44, 458103), (66, 305402), (132, 152701), (311, 64812), (491, 41052), (622, 32406), (933, 21604), (982, 20526), (1244, 16203), (1473, 13684), (1866, 10802), (1964, 10263), (2946, 6842), (3421, 5892), (3732, 5401)]