18940163

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{829}}^1$

素因数の和:938

約数の個数: 16

約数和(自身を含む): 21672960

約数和(自身を除く): 2732797

約数列:

[1, 11, 31, 67, 341, 737, 829, 2077, 9119, 22847, 25699, 55543, 282689, 610973, 1721833, 18940163]

約数ペア:

[(1, 18940163), (11, 1721833), (31, 610973), (67, 282689), (341, 55543), (737, 25699), (829, 22847), (2077, 9119)]