20147642186

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{280913}}^1$

素因数の和:281078

約数の個数: 32

約数和(自身を含む): 35597422080

約数和(自身を除く): 15449779894

約数列:

[1, 2, 7, 14, 47, 94, 109, 218, 329, 658, 763, 1526, 5123, 10246, 35861, 71722, 280913, 561826, 1966391, 3932782, 13202911, 26405822, 30619517, 61239034, 92420377, 184840754, 214336619, 428673238, 1439117299, 2878234598, 10073821093, 20147642186]

約数ペア:

[(1, 20147642186), (2, 10073821093), (7, 2878234598), (14, 1439117299), (47, 428673238), (94, 214336619), (109, 184840754), (218, 92420377), (329, 61239034), (658, 30619517), (763, 26405822), (1526, 13202911), (5123, 3932782), (10246, 1966391), (35861, 561826), (71722, 280913)]