16640694

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:375

約数の個数: 96

約数和(自身を含む): 45417600

約数和(自身を除く): 28776906

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 49, 54, 57, 63, 98, 114, 126, 133, 147, 171, 189, 266, 294, 331, 342, 378, 399, 441, 513, 662, 798, 882, 931, 993, 1026, 1197, 1323, 1862, 1986, 2317, 2394, 2646, 2793, 2979, 3591, 4634, 5586, 5958, 6289, 6951, 7182, 8379, 8937, 12578, 13902, 16219, 16758, 17874, 18867, 20853, 25137, 32438, 37734, 41706, 44023, 48657, 50274, 56601, 62559, 88046, 97314, 113202, 125118, 132069, 145971, 169803, 264138, 291942, 308161, 339606, 396207, 437913, 616322, 792414, 875826, 924483, 1188621, 1848966, 2377242, 2773449, 5546898, 8320347, 16640694]

約数ペア:

[(1, 16640694), (2, 8320347), (3, 5546898), (6, 2773449), (7, 2377242), (9, 1848966), (14, 1188621), (18, 924483), (19, 875826), (21, 792414), (27, 616322), (38, 437913), (42, 396207), (49, 339606), (54, 308161), (57, 291942), (63, 264138), (98, 169803), (114, 145971), (126, 132069), (133, 125118), (147, 113202), (171, 97314), (189, 88046), (266, 62559), (294, 56601), (331, 50274), (342, 48657), (378, 44023), (399, 41706), (441, 37734), (513, 32438), (662, 25137), (798, 20853), (882, 18867), (931, 17874), (993, 16758), (1026, 16219), (1197, 13902), (1323, 12578), (1862, 8937), (1986, 8379), (2317, 7182), (2394, 6951), (2646, 6289), (2793, 5958), (2979, 5586), (3591, 4634)]