20116518

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{757}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 41623296

約数和(自身を除く): 21506778

約数列:

[1, 2, 3, 6, 43, 86, 103, 129, 206, 258, 309, 618, 757, 1514, 2271, 4429, 4542, 8858, 13287, 26574, 32551, 65102, 77971, 97653, 155942, 195306, 233913, 467826, 3352753, 6705506, 10058259, 20116518]

約数ペア:

[(1, 20116518), (2, 10058259), (3, 6705506), (6, 3352753), (43, 467826), (86, 233913), (103, 195306), (129, 155942), (206, 97653), (258, 77971), (309, 65102), (618, 32551), (757, 26574), (1514, 13287), (2271, 8858), (4429, 4542)]