18044432

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2207}}^1$

素因数の和:2295

約数の個数: 40

約数和(自身を含む): 40521216

約数和(自身を除く): 22476784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 292, 511, 584, 1022, 1168, 2044, 2207, 4088, 4414, 8176, 8828, 15449, 17656, 30898, 35312, 61796, 123592, 161111, 247184, 322222, 644444, 1127777, 1288888, 2255554, 2577776, 4511108, 9022216, 18044432]

約数ペア:

[(1, 18044432), (2, 9022216), (4, 4511108), (7, 2577776), (8, 2255554), (14, 1288888), (16, 1127777), (28, 644444), (56, 322222), (73, 247184), (112, 161111), (146, 123592), (292, 61796), (511, 35312), (584, 30898), (1022, 17656), (1168, 15449), (2044, 8828), (2207, 8176), (4088, 4414)]