19052956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8521}}^1$

素因数の和:8581

約数の個数: 24

約数和(自身を含む): 36746864

約数和(自身を除く): 17693908

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 8521, 17042, 34084, 110773, 221546, 366403, 443092, 732806, 1465612, 4763239, 9526478, 19052956]

約数ペア:

[(1, 19052956), (2, 9526478), (4, 4763239), (13, 1465612), (26, 732806), (43, 443092), (52, 366403), (86, 221546), (172, 110773), (559, 34084), (1118, 17042), (2236, 8521)]