20488236496

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14071591}}^1$

素因数の和:14071619

約数の個数: 40

約数和(自身を含む): 48856567424

約数和(自身を除く): 28368330928

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 14071591, 28143182, 56286364, 98501137, 112572728, 182930683, 197002274, 225145456, 365861366, 394004548, 731722732, 788009096, 1280514781, 1463445464, 1576018192, 2561029562, 2926890928, 5122059124, 10244118248, 20488236496]

約数ペア:

[(1, 20488236496), (2, 10244118248), (4, 5122059124), (7, 2926890928), (8, 2561029562), (13, 1576018192), (14, 1463445464), (16, 1280514781), (26, 788009096), (28, 731722732), (52, 394004548), (56, 365861366), (91, 225145456), (104, 197002274), (112, 182930683), (182, 112572728), (208, 98501137), (364, 56286364), (728, 28143182), (1456, 14071591)]