20997318

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{184187}}^1$

素因数の和:184211

約数の個数: 16

約数和(自身を含む): 44205120

約数和(自身を除く): 23207802

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 184187, 368374, 552561, 1105122, 3499553, 6999106, 10498659, 20997318]

約数ペア:

[(1, 20997318), (2, 10498659), (3, 6999106), (6, 3499553), (19, 1105122), (38, 552561), (57, 368374), (114, 184187)]