18798172

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1381}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 34129872

約数和(自身を除く): 15331700

約数列:

[1, 2, 4, 41, 82, 83, 164, 166, 332, 1381, 2762, 3403, 5524, 6806, 13612, 56621, 113242, 114623, 226484, 229246, 458492, 4699543, 9399086, 18798172]

約数ペア:

[(1, 18798172), (2, 9399086), (4, 4699543), (41, 458492), (82, 229246), (83, 226484), (164, 114623), (166, 113242), (332, 56621), (1381, 13612), (2762, 6806), (3403, 5524)]