20392918

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16007}}^1$

素因数の和:16036

約数の個数: 24

約数和(自身を含む): 38323152

約数和(自身を除く): 17930234

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 16007, 32014, 112049, 208091, 224098, 416182, 784343, 1456637, 1568686, 2913274, 10196459, 20392918]

約数ペア:

[(1, 20392918), (2, 10196459), (7, 2913274), (13, 1568686), (14, 1456637), (26, 784343), (49, 416182), (91, 224098), (98, 208091), (182, 112049), (637, 32014), (1274, 16007)]