266557612

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{25601}}^1$

素因数の和:25761

約数の個数: 24

約数和(自身を含む): 494630640

約数和(自身を除く): 228073028

約数列:

[1, 2, 4, 19, 38, 76, 137, 274, 548, 2603, 5206, 10412, 25601, 51202, 102404, 486419, 972838, 1945676, 3507337, 7014674, 14029348, 66639403, 133278806, 266557612]

約数ペア:

[(1, 266557612), (2, 133278806), (4, 66639403), (19, 14029348), (38, 7014674), (76, 3507337), (137, 1945676), (274, 972838), (548, 486419), (2603, 102404), (5206, 51202), (10412, 25601)]