19752394

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:346

約数の個数: 24

約数和(自身を含む): 31458240

約数和(自身を除く): 11705846

約数列:

[1, 2, 31, 43, 62, 86, 239, 478, 961, 1333, 1922, 2666, 7409, 10277, 14818, 20554, 41323, 82646, 229679, 318587, 459358, 637174, 9876197, 19752394]

約数ペア:

[(1, 19752394), (2, 9876197), (31, 637174), (43, 459358), (62, 318587), (86, 229679), (239, 82646), (478, 41323), (961, 20554), (1333, 14818), (1922, 10277), (2666, 7409)]