20078063384

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1\times {\mathrm{5557}}^1$

素因数の和:6468

約数の個数: 64

約数和(自身を含む): 41202120960

約数和(自身を除く): 21124057576

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 857, 1054, 1714, 2108, 3428, 4216, 5557, 6856, 11114, 14569, 22228, 26567, 29138, 44456, 53134, 58276, 94469, 106268, 116552, 172267, 188938, 212536, 344534, 377876, 451639, 689068, 755752, 903278, 1378136, 1806556, 2928539, 3613112, 4762349, 5857078, 9524698, 11714156, 19049396, 23428312, 38098792, 80959933, 147632819, 161919866, 295265638, 323839732, 590531276, 647679464, 1181062552, 2509757923, 5019515846, 10039031692, 20078063384]

約数ペア:

[(1, 20078063384), (2, 10039031692), (4, 5019515846), (8, 2509757923), (17, 1181062552), (31, 647679464), (34, 590531276), (62, 323839732), (68, 295265638), (124, 161919866), (136, 147632819), (248, 80959933), (527, 38098792), (857, 23428312), (1054, 19049396), (1714, 11714156), (2108, 9524698), (3428, 5857078), (4216, 4762349), (5557, 3613112), (6856, 2928539), (11114, 1806556), (14569, 1378136), (22228, 903278), (26567, 755752), (29138, 689068), (44456, 451639), (53134, 377876), (58276, 344534), (94469, 212536), (106268, 188938), (116552, 172267)]