18809728

素因数分解:

$2^7\times 7^2\times {\mathrm{2999}}^1$

素因数の和:3027

約数の個数: 48

約数和(自身を含む): 43605000

約数和(自身を除く): 24795272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 2999, 3136, 5998, 6272, 11996, 20993, 23992, 41986, 47984, 83972, 95968, 146951, 167944, 191936, 293902, 335888, 383872, 587804, 671776, 1175608, 1343552, 2351216, 2687104, 4702432, 9404864, 18809728]

約数ペア:

[(1, 18809728), (2, 9404864), (4, 4702432), (7, 2687104), (8, 2351216), (14, 1343552), (16, 1175608), (28, 671776), (32, 587804), (49, 383872), (56, 335888), (64, 293902), (98, 191936), (112, 167944), (128, 146951), (196, 95968), (224, 83972), (392, 47984), (448, 41986), (784, 23992), (896, 20993), (1568, 11996), (2999, 6272), (3136, 5998)]