20178196118

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1759}}^1\times {\mathrm{2377}}^1$

素因数の和:4284

約数の個数: 32

約数和(自身を含む): 32142950400

約数和(自身を除く): 11964754282

約数列:

[1, 2, 19, 38, 127, 254, 1759, 2377, 2413, 3518, 4754, 4826, 33421, 45163, 66842, 90326, 223393, 301879, 446786, 603758, 4181143, 4244467, 5735701, 8362286, 8488934, 11471402, 79441717, 158883434, 531005161, 1062010322, 10089098059, 20178196118]

約数ペア:

[(1, 20178196118), (2, 10089098059), (19, 1062010322), (38, 531005161), (127, 158883434), (254, 79441717), (1759, 11471402), (2377, 8488934), (2413, 8362286), (3518, 5735701), (4754, 4244467), (4826, 4181143), (33421, 603758), (45163, 446786), (66842, 301879), (90326, 223393)]