19539157

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 22080960

約数和(自身を除く): 2541803

約数列:

[1, 11, 43, 101, 409, 473, 1111, 4343, 4499, 17587, 41309, 47773, 193457, 454399, 1776287, 19539157]

約数ペア:

[(1, 19539157), (11, 1776287), (43, 454399), (101, 193457), (409, 47773), (473, 41309), (1111, 17587), (4343, 4499)]