20149585918

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{146519}}^1$

素因数の和:146605

約数の個数: 64

約数和(自身を含む): 40509849600

約数和(自身を除く): 20360263682

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 47, 77, 94, 133, 154, 209, 266, 329, 418, 517, 658, 893, 1034, 1463, 1786, 2926, 3619, 6251, 7238, 9823, 12502, 19646, 68761, 137522, 146519, 293038, 1025633, 1611709, 2051266, 2783861, 3223418, 5567722, 6886393, 11281963, 13772786, 19487027, 22563926, 30622471, 38974054, 48204751, 61244942, 75750323, 96409502, 130841467, 151500646, 214357297, 261682934, 428714594, 530252261, 915890269, 1060504522, 1439256137, 1831780538, 2878512274, 10074792959, 20149585918]

約数ペア:

[(1, 20149585918), (2, 10074792959), (7, 2878512274), (11, 1831780538), (14, 1439256137), (19, 1060504522), (22, 915890269), (38, 530252261), (47, 428714594), (77, 261682934), (94, 214357297), (133, 151500646), (154, 130841467), (209, 96409502), (266, 75750323), (329, 61244942), (418, 48204751), (517, 38974054), (658, 30622471), (893, 22563926), (1034, 19487027), (1463, 13772786), (1786, 11281963), (2926, 6886393), (3619, 5567722), (6251, 3223418), (7238, 2783861), (9823, 2051266), (12502, 1611709), (19646, 1025633), (68761, 293038), (137522, 146519)]