18546808

素因数分解:

$2^3\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1459}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 39945600

約数和(自身を除く): 21398792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 227, 454, 908, 1459, 1589, 1816, 2918, 3178, 5836, 6356, 10213, 11672, 12712, 20426, 40852, 81704, 331193, 662386, 1324772, 2318351, 2649544, 4636702, 9273404, 18546808]

約数ペア:

[(1, 18546808), (2, 9273404), (4, 4636702), (7, 2649544), (8, 2318351), (14, 1324772), (28, 662386), (56, 331193), (227, 81704), (454, 40852), (908, 20426), (1459, 12712), (1589, 11672), (1816, 10213), (2918, 6356), (3178, 5836)]