19102489

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{2011}}^1$

素因数の和:2100

約数の個数: 16

約数和(自身を含む): 23178240

約数和(自身を除く): 4075751

約数列:

[1, 7, 23, 59, 161, 413, 1357, 2011, 9499, 14077, 46253, 118649, 323771, 830543, 2728927, 19102489]

約数ペア:

[(1, 19102489), (7, 2728927), (23, 830543), (59, 323771), (161, 118649), (413, 46253), (1357, 14077), (2011, 9499)]