20163225856

素因数分解:

$2^8\times {\mathrm{83}}^1\times {\mathrm{948947}}^1$

素因数の和:949046

約数の個数: 36

約数和(自身を含む): 40732643952

約数和(自身を除く): 20569418096

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 256, 332, 664, 1328, 2656, 5312, 10624, 21248, 948947, 1897894, 3795788, 7591576, 15183152, 30366304, 60732608, 78762601, 121465216, 157525202, 242930432, 315050404, 630100808, 1260201616, 2520403232, 5040806464, 10081612928, 20163225856]

約数ペア:

[(1, 20163225856), (2, 10081612928), (4, 5040806464), (8, 2520403232), (16, 1260201616), (32, 630100808), (64, 315050404), (83, 242930432), (128, 157525202), (166, 121465216), (256, 78762601), (332, 60732608), (664, 30366304), (1328, 15183152), (2656, 7591576), (5312, 3795788), (10624, 1897894), (21248, 948947)]