20286392

素因数分解:

$2^3\times 7^3\times {\mathrm{7393}}^1$

素因数の和:7420

約数の個数: 32

約数和(自身を含む): 44364000

約数和(自身を除く): 24077608

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 7393, 14786, 29572, 51751, 59144, 103502, 207004, 362257, 414008, 724514, 1449028, 2535799, 2898056, 5071598, 10143196, 20286392]

約数ペア:

[(1, 20286392), (2, 10143196), (4, 5071598), (7, 2898056), (8, 2535799), (14, 1449028), (28, 724514), (49, 414008), (56, 362257), (98, 207004), (196, 103502), (343, 59144), (392, 51751), (686, 29572), (1372, 14786), (2744, 7393)]