19184638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21269}}^1$

素因数の和:21323

約数の個数: 16

約数和(自身を含む): 32160240

約数和(自身を除く): 12975602

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 21269, 42538, 233959, 467918, 872029, 1744058, 9592319, 19184638]

約数ペア:

[(1, 19184638), (2, 9592319), (11, 1744058), (22, 872029), (41, 467918), (82, 233959), (451, 42538), (902, 21269)]