20797440328

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^2\times {\mathrm{251}}^1\times {\mathrm{2797}}^1$

素因数の和:3107

約数の個数: 96

約数和(自身を含む): 46790170560

約数和(自身を除く): 25992730232

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 251, 322, 502, 529, 644, 1004, 1058, 1288, 1757, 2008, 2116, 2797, 3514, 3703, 4232, 5594, 5773, 7028, 7406, 11188, 11546, 14056, 14812, 19579, 22376, 23092, 29624, 39158, 40411, 46184, 64331, 78316, 80822, 128662, 132779, 156632, 161644, 257324, 265558, 323288, 450317, 514648, 531116, 702047, 900634, 929453, 1062232, 1404094, 1479613, 1801268, 1858906, 2808188, 2959226, 3602536, 3717812, 4914329, 5616376, 5918452, 7435624, 9828658, 10357291, 11836904, 16147081, 19657316, 20714582, 32294162, 39314632, 41429164, 64588324, 82858328, 113029567, 129176648, 226059134, 371382863, 452118268, 742765726, 904236536, 1485531452, 2599680041, 2971062904, 5199360082, 10398720164, 20797440328]

約数ペア:

[(1, 20797440328), (2, 10398720164), (4, 5199360082), (7, 2971062904), (8, 2599680041), (14, 1485531452), (23, 904236536), (28, 742765726), (46, 452118268), (56, 371382863), (92, 226059134), (161, 129176648), (184, 113029567), (251, 82858328), (322, 64588324), (502, 41429164), (529, 39314632), (644, 32294162), (1004, 20714582), (1058, 19657316), (1288, 16147081), (1757, 11836904), (2008, 10357291), (2116, 9828658), (2797, 7435624), (3514, 5918452), (3703, 5616376), (4232, 4914329), (5594, 3717812), (5773, 3602536), (7028, 2959226), (7406, 2808188), (11188, 1858906), (11546, 1801268), (14056, 1479613), (14812, 1404094), (19579, 1062232), (22376, 929453), (23092, 900634), (29624, 702047), (39158, 531116), (40411, 514648), (46184, 450317), (64331, 323288), (78316, 265558), (80822, 257324), (128662, 161644), (132779, 156632)]