39880874

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{223}}^1\times {\mathrm{739}}^1$

素因数の和:986

約数の個数: 24

約数和(自身を含む): 66138240

約数和(自身を除く): 26257366

約数列:

[1, 2, 11, 22, 121, 223, 242, 446, 739, 1478, 2453, 4906, 8129, 16258, 26983, 53966, 89419, 164797, 178838, 329594, 1812767, 3625534, 19940437, 39880874]

約数ペア:

[(1, 39880874), (2, 19940437), (11, 3625534), (22, 1812767), (121, 329594), (223, 178838), (242, 164797), (446, 89419), (739, 53966), (1478, 26983), (2453, 16258), (4906, 8129)]