20384526

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 41817600

約数和(自身を除く): 21433074

約数列:

[1, 2, 3, 6, 71, 109, 142, 213, 218, 327, 426, 439, 654, 878, 1317, 2634, 7739, 15478, 23217, 31169, 46434, 47851, 62338, 93507, 95702, 143553, 187014, 287106, 3397421, 6794842, 10192263, 20384526]

約数ペア:

[(1, 20384526), (2, 10192263), (3, 6794842), (6, 3397421), (71, 287106), (109, 187014), (142, 143553), (213, 95702), (218, 93507), (327, 62338), (426, 47851), (439, 46434), (654, 31169), (878, 23217), (1317, 15478), (2634, 7739)]