19805576

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15377}}^1$

素因数の和:15413

約数の個数: 32

約数和(自身を含む): 44288640

約数和(自身を除く): 24483064

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 15377, 30754, 61508, 107639, 123016, 215278, 353671, 430556, 707342, 861112, 1414684, 2475697, 2829368, 4951394, 9902788, 19805576]

約数ペア:

[(1, 19805576), (2, 9902788), (4, 4951394), (7, 2829368), (8, 2475697), (14, 1414684), (23, 861112), (28, 707342), (46, 430556), (56, 353671), (92, 215278), (161, 123016), (184, 107639), (322, 61508), (644, 30754), (1288, 15377)]