20349112

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 48345120

約数和(自身を除く): 27996008

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 37, 46, 49, 56, 61, 74, 92, 98, 122, 148, 161, 184, 196, 244, 259, 296, 322, 392, 427, 488, 518, 644, 851, 854, 1036, 1127, 1288, 1403, 1702, 1708, 1813, 2072, 2254, 2257, 2806, 2989, 3404, 3416, 3626, 4508, 4514, 5612, 5957, 5978, 6808, 7252, 9016, 9028, 9821, 11224, 11914, 11956, 14504, 15799, 18056, 19642, 23828, 23912, 31598, 39284, 41699, 47656, 51911, 63196, 68747, 78568, 83398, 103822, 110593, 126392, 137494, 166796, 207644, 221186, 274988, 333592, 363377, 415288, 442372, 549976, 726754, 884744, 1453508, 2543639, 2907016, 5087278, 10174556, 20349112]

約数ペア:

[(1, 20349112), (2, 10174556), (4, 5087278), (7, 2907016), (8, 2543639), (14, 1453508), (23, 884744), (28, 726754), (37, 549976), (46, 442372), (49, 415288), (56, 363377), (61, 333592), (74, 274988), (92, 221186), (98, 207644), (122, 166796), (148, 137494), (161, 126392), (184, 110593), (196, 103822), (244, 83398), (259, 78568), (296, 68747), (322, 63196), (392, 51911), (427, 47656), (488, 41699), (518, 39284), (644, 31598), (851, 23912), (854, 23828), (1036, 19642), (1127, 18056), (1288, 15799), (1403, 14504), (1702, 11956), (1708, 11914), (1813, 11224), (2072, 9821), (2254, 9028), (2257, 9016), (2806, 7252), (2989, 6808), (3404, 5978), (3416, 5957), (3626, 5612), (4508, 4514)]