20544272

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3109}}^1$

素因数の和:3183

約数の個数: 40

約数和(自身を含む): 46276800

約数和(自身を除く): 25732528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 472, 826, 944, 1652, 3109, 3304, 6218, 6608, 12436, 21763, 24872, 43526, 49744, 87052, 174104, 183431, 348208, 366862, 733724, 1284017, 1467448, 2568034, 2934896, 5136068, 10272136, 20544272]

約数ペア:

[(1, 20544272), (2, 10272136), (4, 5136068), (7, 2934896), (8, 2568034), (14, 1467448), (16, 1284017), (28, 733724), (56, 366862), (59, 348208), (112, 183431), (118, 174104), (236, 87052), (413, 49744), (472, 43526), (826, 24872), (944, 21763), (1652, 12436), (3109, 6608), (3304, 6218)]