19539212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{63439}}^1$

素因数の和:63461

約数の個数: 24

約数和(自身を含む): 42631680

約数和(自身を除く): 23092468

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 63439, 126878, 253756, 444073, 697829, 888146, 1395658, 1776292, 2791316, 4884803, 9769606, 19539212]

約数ペア:

[(1, 19539212), (2, 9769606), (4, 4884803), (7, 2791316), (11, 1776292), (14, 1395658), (22, 888146), (28, 697829), (44, 444073), (77, 253756), (154, 126878), (308, 63439)]