20404314

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2417}}^1$

素因数の和:2499

約数の個数: 48

約数和(自身を含む): 51300288

約数和(自身を除く): 30895974

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 67, 126, 134, 201, 402, 469, 603, 938, 1206, 1407, 2417, 2814, 4221, 4834, 7251, 8442, 14502, 16919, 21753, 33838, 43506, 50757, 101514, 152271, 161939, 304542, 323878, 485817, 971634, 1133573, 1457451, 2267146, 2914902, 3400719, 6801438, 10202157, 20404314]

約数ペア:

[(1, 20404314), (2, 10202157), (3, 6801438), (6, 3400719), (7, 2914902), (9, 2267146), (14, 1457451), (18, 1133573), (21, 971634), (42, 485817), (63, 323878), (67, 304542), (126, 161939), (134, 152271), (201, 101514), (402, 50757), (469, 43506), (603, 33838), (938, 21753), (1206, 16919), (1407, 14502), (2417, 8442), (2814, 7251), (4221, 4834)]