18812864

素因数分解:

$2^6\times 7^3\times {\mathrm{857}}^1$

素因数の和:890

約数の個数: 56

約数和(自身を含む): 43586400

約数和(自身を除く): 24773536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 343, 392, 448, 686, 784, 857, 1372, 1568, 1714, 2744, 3136, 3428, 5488, 5999, 6856, 10976, 11998, 13712, 21952, 23996, 27424, 41993, 47992, 54848, 83986, 95984, 167972, 191968, 293951, 335944, 383936, 587902, 671888, 1175804, 1343776, 2351608, 2687552, 4703216, 9406432, 18812864]

約数ペア:

[(1, 18812864), (2, 9406432), (4, 4703216), (7, 2687552), (8, 2351608), (14, 1343776), (16, 1175804), (28, 671888), (32, 587902), (49, 383936), (56, 335944), (64, 293951), (98, 191968), (112, 167972), (196, 95984), (224, 83986), (343, 54848), (392, 47992), (448, 41993), (686, 27424), (784, 23996), (857, 21952), (1372, 13712), (1568, 11998), (1714, 10976), (2744, 6856), (3136, 5999), (3428, 5488)]