18009544

素因数分解:

$2^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1973}}^1$

素因数の和:2149

約数の個数: 32

約数和(自身を含む): 38848320

約数和(自身を除く): 20838776

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 163, 326, 652, 1141, 1304, 1973, 2282, 3946, 4564, 7892, 9128, 13811, 15784, 27622, 55244, 110488, 321599, 643198, 1286396, 2251193, 2572792, 4502386, 9004772, 18009544]

約数ペア:

[(1, 18009544), (2, 9004772), (4, 4502386), (7, 2572792), (8, 2251193), (14, 1286396), (28, 643198), (56, 321599), (163, 110488), (326, 55244), (652, 27622), (1141, 15784), (1304, 13811), (1973, 9128), (2282, 7892), (3946, 4564)]