20858676

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 50561280

約数和(自身を除く): 29702604

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 109, 111, 148, 218, 222, 327, 431, 436, 444, 654, 862, 1293, 1308, 1724, 2586, 4033, 5172, 8066, 12099, 15947, 16132, 24198, 31894, 46979, 47841, 48396, 63788, 93958, 95682, 140937, 187916, 191364, 281874, 563748, 1738223, 3476446, 5214669, 6952892, 10429338, 20858676]

約数ペア:

[(1, 20858676), (2, 10429338), (3, 6952892), (4, 5214669), (6, 3476446), (12, 1738223), (37, 563748), (74, 281874), (109, 191364), (111, 187916), (148, 140937), (218, 95682), (222, 93958), (327, 63788), (431, 48396), (436, 47841), (444, 46979), (654, 31894), (862, 24198), (1293, 16132), (1308, 15947), (1724, 12099), (2586, 8066), (4033, 5172)]