20737266

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7307}}^1$

素因数の和:7366

約数の個数: 32

約数和(自身を含む): 46303488

約数和(自身を除く): 25566222

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 258, 473, 946, 1419, 2838, 7307, 14614, 21921, 43842, 80377, 160754, 241131, 314201, 482262, 628402, 942603, 1885206, 3456211, 6912422, 10368633, 20737266]

約数ペア:

[(1, 20737266), (2, 10368633), (3, 6912422), (6, 3456211), (11, 1885206), (22, 942603), (33, 628402), (43, 482262), (66, 314201), (86, 241131), (129, 160754), (258, 80377), (473, 43842), (946, 21921), (1419, 14614), (2838, 7307)]