81307012

素因数分解:

$2^2\times {\mathrm{2053}}^1\times {\mathrm{9901}}^1$

素因数の和:11958

約数の個数: 12

約数和(自身を含む): 142370956

約数和(自身を除く): 61063944

約数列:

[1, 2, 4, 2053, 4106, 8212, 9901, 19802, 39604, 20326753, 40653506, 81307012]

約数ペア:

[(1, 81307012), (2, 40653506), (4, 20326753), (2053, 39604), (4106, 19802), (8212, 9901)]