20173368257

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{5167}}^1$

素因数の和:5350

約数の個数: 48

約数和(自身を含む): 25663461120

約数和(自身を除く): 5490092863

約数列:

[1, 7, 17, 43, 49, 109, 119, 301, 731, 763, 833, 1853, 2107, 4687, 5117, 5167, 5341, 12971, 32809, 35819, 36169, 79679, 87839, 90797, 222181, 229663, 253183, 557753, 563203, 614873, 1555267, 3777077, 3904271, 3942421, 4304111, 9574451, 10886869, 24217729, 26439539, 27596947, 67021157, 169524103, 185076773, 411701393, 469148099, 1186668721, 2881909751, 20173368257]

約数ペア:

[(1, 20173368257), (7, 2881909751), (17, 1186668721), (43, 469148099), (49, 411701393), (109, 185076773), (119, 169524103), (301, 67021157), (731, 27596947), (763, 26439539), (833, 24217729), (1853, 10886869), (2107, 9574451), (4687, 4304111), (5117, 3942421), (5167, 3904271), (5341, 3777077), (12971, 1555267), (32809, 614873), (35819, 563203), (36169, 557753), (79679, 253183), (87839, 229663), (90797, 222181)]