20912634

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{7307}}^1$

素因数の和:7371

約数の個数: 32

約数和(自身を含む): 47355840

約数和(自身を除く): 26443206

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 318, 477, 954, 1431, 2862, 7307, 14614, 21921, 43842, 65763, 131526, 197289, 387271, 394578, 774542, 1161813, 2323626, 3485439, 6970878, 10456317, 20912634]

約数ペア:

[(1, 20912634), (2, 10456317), (3, 6970878), (6, 3485439), (9, 2323626), (18, 1161813), (27, 774542), (53, 394578), (54, 387271), (106, 197289), (159, 131526), (318, 65763), (477, 43842), (954, 21921), (1431, 14614), (2862, 7307)]