18867646

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10133}}^1$

素因数の和:10168

約数の個数: 24

約数和(自身を含む): 34658280

約数和(自身を除く): 15790634

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 10133, 20266, 70931, 141862, 192527, 385054, 496517, 993034, 1347689, 2695378, 9433823, 18867646]

約数ペア:

[(1, 18867646), (2, 9433823), (7, 2695378), (14, 1347689), (19, 993034), (38, 496517), (49, 385054), (98, 192527), (133, 141862), (266, 70931), (931, 20266), (1862, 10133)]