20533578

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4967}}^1$

素因数の和:5038

約数の個数: 32

約数和(自身を含む): 45069696

約数和(自身を除く): 24536118

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 689, 1378, 2067, 4134, 4967, 9934, 14901, 29802, 64571, 129142, 193713, 263251, 387426, 526502, 789753, 1579506, 3422263, 6844526, 10266789, 20533578]

約数ペア:

[(1, 20533578), (2, 10266789), (3, 6844526), (6, 3422263), (13, 1579506), (26, 789753), (39, 526502), (53, 387426), (78, 263251), (106, 193713), (159, 129142), (318, 64571), (689, 29802), (1378, 14901), (2067, 9934), (4134, 4967)]