20619698

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{10531}}^1$

素因数の和:10633

約数の個数: 16

約数和(自身を含む): 34123680

約数和(自身を除く): 13503982

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 10531, 21062, 115841, 231682, 937259, 1874518, 10309849, 20619698]

約数ペア:

[(1, 20619698), (2, 10309849), (11, 1874518), (22, 937259), (89, 231682), (178, 115841), (979, 21062), (1958, 10531)]