20793241628

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1\times {\mathrm{4441}}^1$

素因数の和:4878

約数の個数: 48

約数和(自身を含む): 38029205760

約数和(自身を除く): 17235964132

約数列:

[1, 2, 4, 29, 58, 116, 181, 223, 362, 446, 724, 892, 4441, 5249, 6467, 8882, 10498, 12934, 17764, 20996, 25868, 40363, 80726, 128789, 161452, 257578, 515156, 803821, 990343, 1170527, 1607642, 1980686, 2341054, 3215284, 3961372, 4682108, 23310809, 28719947, 46621618, 57439894, 93243236, 114879788, 179252083, 358504166, 717008332, 5198310407, 10396620814, 20793241628]

約数ペア:

[(1, 20793241628), (2, 10396620814), (4, 5198310407), (29, 717008332), (58, 358504166), (116, 179252083), (181, 114879788), (223, 93243236), (362, 57439894), (446, 46621618), (724, 28719947), (892, 23310809), (4441, 4682108), (5249, 3961372), (6467, 3215284), (8882, 2341054), (10498, 1980686), (12934, 1607642), (17764, 1170527), (20996, 990343), (25868, 803821), (40363, 515156), (80726, 257578), (128789, 161452)]