20279994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11777}}^1$

素因数の和:11830

約数の個数: 32

約数和(自身を含む): 47488896

約数和(自身を除く): 27208902

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 11777, 23554, 35331, 70662, 82439, 164878, 247317, 482857, 494634, 965714, 1448571, 2897142, 3379999, 6759998, 10139997, 20279994]

約数ペア:

[(1, 20279994), (2, 10139997), (3, 6759998), (6, 3379999), (7, 2897142), (14, 1448571), (21, 965714), (41, 494634), (42, 482857), (82, 247317), (123, 164878), (246, 82439), (287, 70662), (574, 35331), (861, 23554), (1722, 11777)]