18803456

素因数分解:

$2^8\times 7^2\times {\mathrm{1499}}^1$

素因数の和:1529

約数の個数: 54

約数和(自身を含む): 43690500

約数和(自身を除く): 24887044

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1499, 1568, 1792, 2998, 3136, 5996, 6272, 10493, 11992, 12544, 20986, 23984, 41972, 47968, 73451, 83944, 95936, 146902, 167888, 191872, 293804, 335776, 383744, 587608, 671552, 1175216, 1343104, 2350432, 2686208, 4700864, 9401728, 18803456]

約数ペア:

[(1, 18803456), (2, 9401728), (4, 4700864), (7, 2686208), (8, 2350432), (14, 1343104), (16, 1175216), (28, 671552), (32, 587608), (49, 383744), (56, 335776), (64, 293804), (98, 191872), (112, 167888), (128, 146902), (196, 95936), (224, 83944), (256, 73451), (392, 47968), (448, 41972), (784, 23984), (896, 20986), (1499, 12544), (1568, 11992), (1792, 10493), (2998, 6272), (3136, 5996)]