20116667024

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{140057}}^1$

素因数の和:140303

約数の個数: 40

約数和(自身を含む): 40014010368

約数和(自身を除く): 19897343344

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 191, 376, 382, 752, 764, 1528, 3056, 8977, 17954, 35908, 71816, 140057, 143632, 280114, 560228, 1120456, 2240912, 6582679, 13165358, 26330716, 26750887, 52661432, 53501774, 105322864, 107003548, 214007096, 428014192, 1257291689, 2514583378, 5029166756, 10058333512, 20116667024]

約数ペア:

[(1, 20116667024), (2, 10058333512), (4, 5029166756), (8, 2514583378), (16, 1257291689), (47, 428014192), (94, 214007096), (188, 107003548), (191, 105322864), (376, 53501774), (382, 52661432), (752, 26750887), (764, 26330716), (1528, 13165358), (3056, 6582679), (8977, 2240912), (17954, 1120456), (35908, 560228), (71816, 280114), (140057, 143632)]