20120123067

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{149}}^1\times {\mathrm{14159}}^1$

素因数の和:14356

約数の個数: 48

約数和(自身を含む): 31299264000

約数和(自身を除く): 11179140933

約数列:

[1, 3, 11, 17, 33, 51, 149, 187, 289, 447, 561, 867, 1639, 2533, 3179, 4917, 7599, 9537, 14159, 27863, 42477, 43061, 83589, 129183, 155749, 240703, 467247, 473671, 722109, 1421013, 2109691, 2647733, 4091951, 6329073, 7943199, 12275853, 23206601, 35864747, 45011461, 69619803, 107594241, 135034383, 394512217, 609700699, 1183536651, 1829102097, 6706707689, 20120123067]

約数ペア:

[(1, 20120123067), (3, 6706707689), (11, 1829102097), (17, 1183536651), (33, 609700699), (51, 394512217), (149, 135034383), (187, 107594241), (289, 69619803), (447, 45011461), (561, 35864747), (867, 23206601), (1639, 12275853), (2533, 7943199), (3179, 6329073), (4917, 4091951), (7599, 2647733), (9537, 2109691), (14159, 1421013), (27863, 722109), (42477, 473671), (43061, 467247), (83589, 240703), (129183, 155749)]