638996948

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{2287}}^1\times {\mathrm{3037}}^1$

素因数の和:5351

約数の個数: 24

約数和(自身を含む): 1167758592

約数和(自身を除く): 528761644

約数列:

[1, 2, 4, 23, 46, 92, 2287, 3037, 4574, 6074, 9148, 12148, 52601, 69851, 105202, 139702, 210404, 279404, 6945619, 13891238, 27782476, 159749237, 319498474, 638996948]

約数ペア:

[(1, 638996948), (2, 319498474), (4, 159749237), (23, 27782476), (46, 13891238), (92, 6945619), (2287, 279404), (3037, 210404), (4574, 139702), (6074, 105202), (9148, 69851), (12148, 52601)]