18181912

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{5503}}^1$

素因数の和:5575

約数の個数: 32

約数和(自身を含む): 39628800

約数和(自身を除く): 21446888

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 826, 1652, 3304, 5503, 11006, 22012, 38521, 44024, 77042, 154084, 308168, 324677, 649354, 1298708, 2272739, 2597416, 4545478, 9090956, 18181912]

約数ペア:

[(1, 18181912), (2, 9090956), (4, 4545478), (7, 2597416), (8, 2272739), (14, 1298708), (28, 649354), (56, 324677), (59, 308168), (118, 154084), (236, 77042), (413, 44024), (472, 38521), (826, 22012), (1652, 11006), (3304, 5503)]