258609836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{997}}^1\times {\mathrm{3413}}^1$

素因数の和:4433

約数の個数: 24

約数和(自身を含む): 477004080

約数和(自身を除く): 218394244

約数列:

[1, 2, 4, 19, 38, 76, 997, 1994, 3413, 3988, 6826, 13652, 18943, 37886, 64847, 75772, 129694, 259388, 3402761, 6805522, 13611044, 64652459, 129304918, 258609836]

約数ペア:

[(1, 258609836), (2, 129304918), (4, 64652459), (19, 13611044), (38, 6805522), (76, 3402761), (997, 259388), (1994, 129694), (3413, 75772), (3988, 64847), (6826, 37886), (13652, 18943)]