20366947678

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{43319}}^1$

素因数の和:43453

約数の個数: 64

約数和(自身を含む): 39524474880

約数和(自身を除く): 19157527202

約数列:

[1, 2, 7, 11, 14, 22, 43, 71, 77, 86, 142, 154, 301, 473, 497, 602, 781, 946, 994, 1562, 3053, 3311, 5467, 6106, 6622, 10934, 21371, 33583, 42742, 43319, 67166, 86638, 235081, 303233, 470162, 476509, 606466, 953018, 1862717, 3075649, 3335563, 3725434, 6151298, 6671126, 13039019, 20489887, 21529543, 26078038, 33832139, 40979774, 43059086, 67664278, 132252907, 143429209, 236824973, 264505814, 286858418, 473649946, 925770349, 1454781977, 1851540698, 2909563954, 10183473839, 20366947678]

約数ペア:

[(1, 20366947678), (2, 10183473839), (7, 2909563954), (11, 1851540698), (14, 1454781977), (22, 925770349), (43, 473649946), (71, 286858418), (77, 264505814), (86, 236824973), (142, 143429209), (154, 132252907), (301, 67664278), (473, 43059086), (497, 40979774), (602, 33832139), (781, 26078038), (946, 21529543), (994, 20489887), (1562, 13039019), (3053, 6671126), (3311, 6151298), (5467, 3725434), (6106, 3335563), (6622, 3075649), (10934, 1862717), (21371, 953018), (33583, 606466), (42742, 476509), (43319, 470162), (67166, 303233), (86638, 235081)]