19949163

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{3433}}^1$

素因数の和:3598

約数の個数: 16

約数和(自身を含む): 28845600

約数和(自身を除く): 8896437

約数列:

[1, 3, 13, 39, 149, 447, 1937, 3433, 5811, 10299, 44629, 133887, 511517, 1534551, 6649721, 19949163]

約数ペア:

[(1, 19949163), (3, 6649721), (13, 1534551), (39, 511517), (149, 133887), (447, 44629), (1937, 10299), (3433, 5811)]