128222716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{20327}}^1$

素因数の和:20433

約数の個数: 24

約数和(自身を含む): 239057280

約数和(自身を除く): 110834564

約数列:

[1, 2, 4, 19, 38, 76, 83, 166, 332, 1577, 3154, 6308, 20327, 40654, 81308, 386213, 772426, 1544852, 1687141, 3374282, 6748564, 32055679, 64111358, 128222716]

約数ペア:

[(1, 128222716), (2, 64111358), (4, 32055679), (19, 6748564), (38, 3374282), (76, 1687141), (83, 1544852), (166, 772426), (332, 386213), (1577, 81308), (3154, 40654), (6308, 20327)]