18942616

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 47278080

約数和(自身を除く): 28335464

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 49, 56, 77, 88, 92, 98, 154, 161, 184, 191, 196, 253, 308, 322, 382, 392, 506, 539, 616, 644, 764, 1012, 1078, 1127, 1288, 1337, 1528, 1771, 2024, 2101, 2156, 2254, 2674, 3542, 4202, 4312, 4393, 4508, 5348, 7084, 8404, 8786, 9016, 9359, 10696, 12397, 14168, 14707, 16808, 17572, 18718, 24794, 29414, 30751, 35144, 37436, 48323, 49588, 58828, 61502, 74872, 96646, 99176, 102949, 117656, 123004, 193292, 205898, 215257, 246008, 338261, 386584, 411796, 430514, 676522, 823592, 861028, 1353044, 1722056, 2367827, 2706088, 4735654, 9471308, 18942616]

約数ペア:

[(1, 18942616), (2, 9471308), (4, 4735654), (7, 2706088), (8, 2367827), (11, 1722056), (14, 1353044), (22, 861028), (23, 823592), (28, 676522), (44, 430514), (46, 411796), (49, 386584), (56, 338261), (77, 246008), (88, 215257), (92, 205898), (98, 193292), (154, 123004), (161, 117656), (184, 102949), (191, 99176), (196, 96646), (253, 74872), (308, 61502), (322, 58828), (382, 49588), (392, 48323), (506, 37436), (539, 35144), (616, 30751), (644, 29414), (764, 24794), (1012, 18718), (1078, 17572), (1127, 16808), (1288, 14707), (1337, 14168), (1528, 12397), (1771, 10696), (2024, 9359), (2101, 9016), (2156, 8786), (2254, 8404), (2674, 7084), (3542, 5348), (4202, 4508), (4312, 4393)]