18066944

素因数分解:

$2^9\times 7^1\times {\mathrm{71}}^2$

素因数の和:167

約数の個数: 60

約数和(自身を含む): 41844792

約数和(自身を除く): 23777848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 256, 284, 448, 497, 512, 568, 896, 994, 1136, 1792, 1988, 2272, 3584, 3976, 4544, 5041, 7952, 9088, 10082, 15904, 18176, 20164, 31808, 35287, 36352, 40328, 63616, 70574, 80656, 127232, 141148, 161312, 254464, 282296, 322624, 564592, 645248, 1129184, 1290496, 2258368, 2580992, 4516736, 9033472, 18066944]

約数ペア:

[(1, 18066944), (2, 9033472), (4, 4516736), (7, 2580992), (8, 2258368), (14, 1290496), (16, 1129184), (28, 645248), (32, 564592), (56, 322624), (64, 282296), (71, 254464), (112, 161312), (128, 141148), (142, 127232), (224, 80656), (256, 70574), (284, 63616), (448, 40328), (497, 36352), (512, 35287), (568, 31808), (896, 20164), (994, 18176), (1136, 15904), (1792, 10082), (1988, 9088), (2272, 7952), (3584, 5041), (3976, 4544)]