17720912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{941}}^1$

素因数の和:1067

約数の個数: 40

約数和(自身を含む): 37845792

約数和(自身を除く): 20124880

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 107, 176, 214, 428, 856, 941, 1177, 1712, 1882, 2354, 3764, 4708, 7528, 9416, 10351, 15056, 18832, 20702, 41404, 82808, 100687, 165616, 201374, 402748, 805496, 1107557, 1610992, 2215114, 4430228, 8860456, 17720912]

約数ペア:

[(1, 17720912), (2, 8860456), (4, 4430228), (8, 2215114), (11, 1610992), (16, 1107557), (22, 805496), (44, 402748), (88, 201374), (107, 165616), (176, 100687), (214, 82808), (428, 41404), (856, 20702), (941, 18832), (1177, 15056), (1712, 10351), (1882, 9416), (2354, 7528), (3764, 4708)]