20218488

素因数分解:

$2^3\times 3^1\times {\mathrm{103}}^1\times {\mathrm{8179}}^1$

素因数の和:8291

約数の個数: 32

約数和(自身を含む): 51043200

約数和(自身を除く): 30824712

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 103, 206, 309, 412, 618, 824, 1236, 2472, 8179, 16358, 24537, 32716, 49074, 65432, 98148, 196296, 842437, 1684874, 2527311, 3369748, 5054622, 6739496, 10109244, 20218488]

約数ペア:

[(1, 20218488), (2, 10109244), (3, 6739496), (4, 5054622), (6, 3369748), (8, 2527311), (12, 1684874), (24, 842437), (103, 196296), (206, 98148), (309, 65432), (412, 49074), (618, 32716), (824, 24537), (1236, 16358), (2472, 8179)]