20784440244

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1\times {\mathrm{9173}}^1$

素因数の和:9609

約数の個数: 96

約数和(自身を含む): 53264977920

約数和(自身を除く): 32480537676

約数列:

[1, 2, 3, 4, 6, 12, 17, 29, 34, 51, 58, 68, 87, 102, 116, 174, 204, 348, 383, 493, 766, 986, 1149, 1479, 1532, 1972, 2298, 2958, 4596, 5916, 6511, 9173, 11107, 13022, 18346, 19533, 22214, 26044, 27519, 33321, 36692, 39066, 44428, 55038, 66642, 78132, 110076, 133284, 155941, 188819, 266017, 311882, 377638, 467823, 532034, 566457, 623764, 755276, 798051, 935646, 1064068, 1132914, 1596102, 1871292, 2265828, 3192204, 3513259, 4522289, 7026518, 9044578, 10539777, 13566867, 14053036, 18089156, 21079554, 27133734, 42159108, 54267468, 59725403, 101884511, 119450806, 179176209, 203769022, 238901612, 305653533, 358352418, 407538044, 611307066, 716704836, 1222614132, 1732036687, 3464073374, 5196110061, 6928146748, 10392220122, 20784440244]

約数ペア:

[(1, 20784440244), (2, 10392220122), (3, 6928146748), (4, 5196110061), (6, 3464073374), (12, 1732036687), (17, 1222614132), (29, 716704836), (34, 611307066), (51, 407538044), (58, 358352418), (68, 305653533), (87, 238901612), (102, 203769022), (116, 179176209), (174, 119450806), (204, 101884511), (348, 59725403), (383, 54267468), (493, 42159108), (766, 27133734), (986, 21079554), (1149, 18089156), (1479, 14053036), (1532, 13566867), (1972, 10539777), (2298, 9044578), (2958, 7026518), (4596, 4522289), (5916, 3513259), (6511, 3192204), (9173, 2265828), (11107, 1871292), (13022, 1596102), (18346, 1132914), (19533, 1064068), (22214, 935646), (26044, 798051), (27519, 755276), (33321, 623764), (36692, 566457), (39066, 532034), (44428, 467823), (55038, 377638), (66642, 311882), (78132, 266017), (110076, 188819), (133284, 155941)]