11972156

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{3121}}^1$

素因数の和:3269

約数の個数: 24

約数和(自身を含む): 24126816

約数和(自身を除く): 12154660

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3121, 3836, 6242, 12484, 21847, 43694, 87388, 427577, 855154, 1710308, 2993039, 5986078, 11972156]

約数ペア:

[(1, 11972156), (2, 5986078), (4, 2993039), (7, 1710308), (14, 855154), (28, 427577), (137, 87388), (274, 43694), (548, 21847), (959, 12484), (1918, 6242), (3121, 3836)]