20954596

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3697}}^1$

素因数の和:3823

約数の個数: 24

約数和(自身を含む): 39864440

約数和(自身を除く): 18909844

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 3697, 5668, 7394, 14788, 48061, 96122, 192244, 402973, 805946, 1611892, 5238649, 10477298, 20954596]

約数ペア:

[(1, 20954596), (2, 10477298), (4, 5238649), (13, 1611892), (26, 805946), (52, 402973), (109, 192244), (218, 96122), (436, 48061), (1417, 14788), (2834, 7394), (3697, 5668)]