20171638651

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{421}}^1\times {\mathrm{1129}}^1$

素因数の和:1655

約数の個数: 24

約数和(自身を含む): 21470144640

約数和(自身を除く): 1298505989

約数列:

[1, 31, 37, 421, 1129, 1147, 1369, 13051, 15577, 34999, 41773, 42439, 475309, 482887, 576349, 1294963, 1545601, 14734579, 17586433, 17866819, 47913631, 545179423, 650698021, 20171638651]

約数ペア:

[(1, 20171638651), (31, 650698021), (37, 545179423), (421, 47913631), (1129, 17866819), (1147, 17586433), (1369, 14734579), (13051, 1545601), (15577, 1294963), (34999, 576349), (41773, 482887), (42439, 475309)]