18608828

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{263}}^1$

素因数の和:319

約数の個数: 54

約数和(自身を含む): 40133016

約数和(自身を除く): 21524188

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 263, 266, 361, 526, 532, 722, 931, 1052, 1444, 1841, 1862, 2527, 3682, 3724, 4997, 5054, 7364, 9994, 10108, 12887, 17689, 19988, 25774, 34979, 35378, 51548, 69958, 70756, 94943, 139916, 189886, 244853, 379772, 489706, 664601, 979412, 1329202, 2658404, 4652207, 9304414, 18608828]

約数ペア:

[(1, 18608828), (2, 9304414), (4, 4652207), (7, 2658404), (14, 1329202), (19, 979412), (28, 664601), (38, 489706), (49, 379772), (76, 244853), (98, 189886), (133, 139916), (196, 94943), (263, 70756), (266, 69958), (361, 51548), (526, 35378), (532, 34979), (722, 25774), (931, 19988), (1052, 17689), (1444, 12887), (1841, 10108), (1862, 9994), (2527, 7364), (3682, 5054), (3724, 4997)]