18427983

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1259}}^1$

素因数の和:1327

約数の個数: 32

約数和(自身を含む): 30481920

約数和(自身を除く): 12053937

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 287, 357, 697, 861, 1259, 2091, 3777, 4879, 8813, 14637, 21403, 26439, 51619, 64209, 149821, 154857, 361333, 449463, 877523, 1083999, 2632569, 6142661, 18427983]

約数ペア:

[(1, 18427983), (3, 6142661), (7, 2632569), (17, 1083999), (21, 877523), (41, 449463), (51, 361333), (119, 154857), (123, 149821), (287, 64209), (357, 51619), (697, 26439), (861, 21403), (1259, 14637), (2091, 8813), (3777, 4879)]