12990097918

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{40341919}}^1$

素因数の和:40341951

約数の個数: 16

約数和(自身を含む): 23236945920

約数和(自身を除く): 10246848002

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 40341919, 80683838, 282393433, 564786866, 927864137, 1855728274, 6495048959, 12990097918]

約数ペア:

[(1, 12990097918), (2, 6495048959), (7, 1855728274), (14, 927864137), (23, 564786866), (46, 282393433), (161, 80683838), (322, 40341919)]