18786642

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{911}}^1$

素因数の和:1414

約数の個数: 32

約数和(自身を含む): 43075584

約数和(自身を除く): 24288942

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 491, 911, 982, 1473, 1822, 2733, 2946, 3437, 5466, 6377, 6874, 10311, 12754, 19131, 20622, 38262, 447301, 894602, 1341903, 2683806, 3131107, 6262214, 9393321, 18786642]

約数ペア:

[(1, 18786642), (2, 9393321), (3, 6262214), (6, 3131107), (7, 2683806), (14, 1341903), (21, 894602), (42, 447301), (491, 38262), (911, 20622), (982, 19131), (1473, 12754), (1822, 10311), (2733, 6874), (2946, 6377), (3437, 5466)]