39920842

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{1423}}^1$

素因数の和:1534

約数の個数: 24

約数和(自身を含む): 65669184

約数和(自身を除く): 25748342

約数列:

[1, 2, 13, 26, 83, 166, 169, 338, 1079, 1423, 2158, 2846, 14027, 18499, 28054, 36998, 118109, 236218, 240487, 480974, 1535417, 3070834, 19960421, 39920842]

約数ペア:

[(1, 39920842), (2, 19960421), (13, 3070834), (26, 1535417), (83, 480974), (166, 240487), (169, 236218), (338, 118109), (1079, 36998), (1423, 28054), (2158, 18499), (2846, 14027)]