18810386

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{433}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 33747840

約数和(自身を除く): 14937454

約数列:

[1, 2, 7, 14, 29, 58, 107, 203, 214, 406, 433, 749, 866, 1498, 3031, 3103, 6062, 6206, 12557, 21721, 25114, 43442, 46331, 87899, 92662, 175798, 324317, 648634, 1343599, 2687198, 9405193, 18810386]

約数ペア:

[(1, 18810386), (2, 9405193), (7, 2687198), (14, 1343599), (29, 648634), (58, 324317), (107, 175798), (203, 92662), (214, 87899), (406, 46331), (433, 43442), (749, 25114), (866, 21721), (1498, 12557), (3031, 6206), (3103, 6062)]