19817655

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9239}}^1$

素因数の和:9271

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 17438025

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 9239, 27717, 46195, 101629, 120107, 138585, 304887, 360321, 508145, 600535, 1321177, 1524435, 1801605, 3963531, 6605885, 19817655]

約数ペア:

[(1, 19817655), (3, 6605885), (5, 3963531), (11, 1801605), (13, 1524435), (15, 1321177), (33, 600535), (39, 508145), (55, 360321), (65, 304887), (143, 138585), (165, 120107), (195, 101629), (429, 46195), (715, 27717), (2145, 9239)]