20087081905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{797}}^1\times {\mathrm{5521}}^1$

素因数の和:6417

約数の個数: 32

約数和(自身を含む): 26650850688

約数和(自身を除く): 6563768783

約数列:

[1, 5, 11, 55, 83, 415, 797, 913, 3985, 4565, 5521, 8767, 27605, 43835, 60731, 66151, 303655, 330755, 458243, 727661, 2291215, 3638305, 4400237, 5040673, 22001185, 25203365, 48402607, 242013035, 365219671, 1826098355, 4017416381, 20087081905]

約数ペア:

[(1, 20087081905), (5, 4017416381), (11, 1826098355), (55, 365219671), (83, 242013035), (415, 48402607), (797, 25203365), (913, 22001185), (3985, 5040673), (4565, 4400237), (5521, 3638305), (8767, 2291215), (27605, 727661), (43835, 458243), (60731, 330755), (66151, 303655)]