18609556

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 38707200

約数和(自身を除く): 20097644

約数列:

[1, 2, 4, 7, 14, 28, 47, 79, 94, 158, 179, 188, 316, 329, 358, 553, 658, 716, 1106, 1253, 1316, 2212, 2506, 3713, 5012, 7426, 8413, 14141, 14852, 16826, 25991, 28282, 33652, 51982, 56564, 58891, 98987, 103964, 117782, 197974, 235564, 395948, 664627, 1329254, 2658508, 4652389, 9304778, 18609556]

約数ペア:

[(1, 18609556), (2, 9304778), (4, 4652389), (7, 2658508), (14, 1329254), (28, 664627), (47, 395948), (79, 235564), (94, 197974), (158, 117782), (179, 103964), (188, 98987), (316, 58891), (329, 56564), (358, 51982), (553, 33652), (658, 28282), (716, 25991), (1106, 16826), (1253, 14852), (1316, 14141), (2212, 8413), (2506, 7426), (3713, 5012)]