16645748

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{467}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 35642880

約数和(自身を除く): 18997132

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 67, 76, 133, 134, 266, 268, 467, 469, 532, 934, 938, 1273, 1868, 1876, 2546, 3269, 5092, 6538, 8873, 8911, 13076, 17746, 17822, 31289, 35492, 35644, 62111, 62578, 124222, 125156, 219023, 248444, 438046, 594491, 876092, 1188982, 2377964, 4161437, 8322874, 16645748]

約数ペア:

[(1, 16645748), (2, 8322874), (4, 4161437), (7, 2377964), (14, 1188982), (19, 876092), (28, 594491), (38, 438046), (67, 248444), (76, 219023), (133, 125156), (134, 124222), (266, 62578), (268, 62111), (467, 35644), (469, 35492), (532, 31289), (934, 17822), (938, 17746), (1273, 13076), (1868, 8911), (1876, 8873), (2546, 6538), (3269, 5092)]