18590949076

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{106217}}^1$

素因数の和:106301

約数の個数: 72

約数和(自身を含む): 40685742720

約数和(自身を除く): 22094793644

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 49, 76, 94, 98, 133, 188, 196, 266, 329, 532, 658, 893, 931, 1316, 1786, 1862, 2303, 3572, 3724, 4606, 6251, 9212, 12502, 25004, 43757, 87514, 106217, 175028, 212434, 424868, 743519, 1487038, 2018123, 2974076, 4036246, 4992199, 5204633, 8072492, 9984398, 10409266, 14126861, 19968796, 20818532, 28253722, 34945393, 56507444, 69890786, 94851781, 98888027, 139781572, 189703562, 197776054, 244617751, 379407124, 395552108, 489235502, 663962467, 978471004, 1327924934, 2655849868, 4647737269, 9295474538, 18590949076]

約数ペア:

[(1, 18590949076), (2, 9295474538), (4, 4647737269), (7, 2655849868), (14, 1327924934), (19, 978471004), (28, 663962467), (38, 489235502), (47, 395552108), (49, 379407124), (76, 244617751), (94, 197776054), (98, 189703562), (133, 139781572), (188, 98888027), (196, 94851781), (266, 69890786), (329, 56507444), (532, 34945393), (658, 28253722), (893, 20818532), (931, 19968796), (1316, 14126861), (1786, 10409266), (1862, 9984398), (2303, 8072492), (3572, 5204633), (3724, 4992199), (4606, 4036246), (6251, 2974076), (9212, 2018123), (12502, 1487038), (25004, 743519), (43757, 424868), (87514, 212434), (106217, 175028)]