19416868

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{1367}}^1$

素因数の和:1491

約数の個数: 24

約数和(自身を含む): 35163072

約数和(自身を除く): 15746204

約数列:

[1, 2, 4, 53, 67, 106, 134, 212, 268, 1367, 2734, 3551, 5468, 7102, 14204, 72451, 91589, 144902, 183178, 289804, 366356, 4854217, 9708434, 19416868]

約数ペア:

[(1, 19416868), (2, 9708434), (4, 4854217), (53, 366356), (67, 289804), (106, 183178), (134, 144902), (212, 91589), (268, 72451), (1367, 14204), (2734, 7102), (3551, 5468)]