13231904

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3109}}^1$

素因数の和:3145

約数の個数: 48

約数和(自身を含む): 31348800

約数和(自身を除く): 18116896

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 3109, 4256, 6218, 12436, 21763, 24872, 43526, 49744, 59071, 87052, 99488, 118142, 174104, 236284, 348208, 413497, 472568, 696416, 826994, 945136, 1653988, 1890272, 3307976, 6615952, 13231904]

約数ペア:

[(1, 13231904), (2, 6615952), (4, 3307976), (7, 1890272), (8, 1653988), (14, 945136), (16, 826994), (19, 696416), (28, 472568), (32, 413497), (38, 348208), (56, 236284), (76, 174104), (112, 118142), (133, 99488), (152, 87052), (224, 59071), (266, 49744), (304, 43526), (532, 24872), (608, 21763), (1064, 12436), (2128, 6218), (3109, 4256)]