20546862

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 49741824

約数和(自身を除く): 29194962

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 43, 62, 86, 93, 129, 186, 217, 258, 301, 367, 434, 602, 651, 734, 903, 1101, 1302, 1333, 1806, 2202, 2569, 2666, 3999, 5138, 7707, 7998, 9331, 11377, 15414, 15781, 18662, 22754, 27993, 31562, 34131, 47343, 55986, 68262, 79639, 94686, 110467, 159278, 220934, 238917, 331401, 477834, 489211, 662802, 978422, 1467633, 2935266, 3424477, 6848954, 10273431, 20546862]

約数ペア:

[(1, 20546862), (2, 10273431), (3, 6848954), (6, 3424477), (7, 2935266), (14, 1467633), (21, 978422), (31, 662802), (42, 489211), (43, 477834), (62, 331401), (86, 238917), (93, 220934), (129, 159278), (186, 110467), (217, 94686), (258, 79639), (301, 68262), (367, 55986), (434, 47343), (602, 34131), (651, 31562), (734, 27993), (903, 22754), (1101, 18662), (1302, 15781), (1333, 15414), (1806, 11377), (2202, 9331), (2569, 7998), (2666, 7707), (3999, 5138)]