19889086

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{74771}}^1$

素因数の和:74799

約数の個数: 16

約数和(自身を含む): 35890560

約数和(自身を除く): 16001474

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 74771, 149542, 523397, 1046794, 1420649, 2841298, 9944543, 19889086]

約数ペア:

[(1, 19889086), (2, 9944543), (7, 2841298), (14, 1420649), (19, 1046794), (38, 523397), (133, 149542), (266, 74771)]