19664582

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 36936000

約数和(自身を除く): 17271418

約数列:

[1, 2, 7, 14, 19, 38, 49, 59, 98, 118, 133, 179, 266, 358, 413, 826, 931, 1121, 1253, 1862, 2242, 2506, 2891, 3401, 5782, 6802, 7847, 8771, 10561, 15694, 17542, 21122, 23807, 47614, 54929, 73927, 109858, 147854, 166649, 200659, 333298, 401318, 517489, 1034978, 1404613, 2809226, 9832291, 19664582]

約数ペア:

[(1, 19664582), (2, 9832291), (7, 2809226), (14, 1404613), (19, 1034978), (38, 517489), (49, 401318), (59, 333298), (98, 200659), (118, 166649), (133, 147854), (179, 109858), (266, 73927), (358, 54929), (413, 47614), (826, 23807), (931, 21122), (1121, 17542), (1253, 15694), (1862, 10561), (2242, 8771), (2506, 7847), (2891, 6802), (3401, 5782)]