18119122

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 34309440

約数和(自身を除く): 16190318

約数列:

[1, 2, 7, 14, 19, 37, 38, 49, 74, 98, 133, 259, 263, 266, 518, 526, 703, 931, 1406, 1813, 1841, 1862, 3626, 3682, 4921, 4997, 9731, 9842, 9994, 12887, 19462, 25774, 34447, 34979, 68117, 68894, 69958, 136234, 184889, 244853, 369778, 476819, 489706, 953638, 1294223, 2588446, 9059561, 18119122]

約数ペア:

[(1, 18119122), (2, 9059561), (7, 2588446), (14, 1294223), (19, 953638), (37, 489706), (38, 476819), (49, 369778), (74, 244853), (98, 184889), (133, 136234), (259, 69958), (263, 68894), (266, 68117), (518, 34979), (526, 34447), (703, 25774), (931, 19462), (1406, 12887), (1813, 9994), (1841, 9842), (1862, 9731), (3626, 4997), (3682, 4921)]