20512030196

素因数分解:

$2^2\times 7^1\times {\mathrm{21341}}^1\times {\mathrm{34327}}^1$

素因数の和:55679

約数の個数: 24

約数和(自身を含む): 41027177856

約数和(自身を除く): 20515147660

約数列:

[1, 2, 4, 7, 14, 28, 21341, 34327, 42682, 68654, 85364, 137308, 149387, 240289, 298774, 480578, 597548, 961156, 732572507, 1465145014, 2930290028, 5128007549, 10256015098, 20512030196]

約数ペア:

[(1, 20512030196), (2, 10256015098), (4, 5128007549), (7, 2930290028), (14, 1465145014), (28, 732572507), (21341, 961156), (34327, 597548), (42682, 480578), (68654, 298774), (85364, 240289), (137308, 149387)]