20343494532

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{555287}}^1$

素因数の和:555408

約数の個数: 48

約数和(自身を含む): 49256266752

約数和(自身を除く): 28912772220

約数列:

[1, 2, 3, 4, 6, 12, 43, 71, 86, 129, 142, 172, 213, 258, 284, 426, 516, 852, 3053, 6106, 9159, 12212, 18318, 36636, 555287, 1110574, 1665861, 2221148, 3331722, 6663444, 23877341, 39425377, 47754682, 71632023, 78850754, 95509364, 118276131, 143264046, 157701508, 236552262, 286528092, 473104524, 1695291211, 3390582422, 5085873633, 6781164844, 10171747266, 20343494532]

約数ペア:

[(1, 20343494532), (2, 10171747266), (3, 6781164844), (4, 5085873633), (6, 3390582422), (12, 1695291211), (43, 473104524), (71, 286528092), (86, 236552262), (129, 157701508), (142, 143264046), (172, 118276131), (213, 95509364), (258, 78850754), (284, 71632023), (426, 47754682), (516, 39425377), (852, 23877341), (3053, 6663444), (6106, 3331722), (9159, 2221148), (12212, 1665861), (18318, 1110574), (36636, 555287)]