17937998

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{727}}^1$

素因数の和:828

約数の個数: 24

約数和(自身を含む): 29575728

約数和(自身を除く): 11637730

約数列:

[1, 2, 13, 26, 73, 146, 169, 338, 727, 949, 1454, 1898, 9451, 12337, 18902, 24674, 53071, 106142, 122863, 245726, 689923, 1379846, 8968999, 17937998]

約数ペア:

[(1, 17937998), (2, 8968999), (13, 1379846), (26, 689923), (73, 245726), (146, 122863), (169, 106142), (338, 53071), (727, 24674), (949, 18902), (1454, 12337), (1898, 9451)]