2019889473

素因数分解:

$3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{307301}}^1$

素因数の和:307624

約数の個数: 16

約数和(自身を含む): 3087770496

約数和(自身を除く): 1067881023

約数列:

[1, 3, 7, 21, 313, 939, 2191, 6573, 307301, 921903, 2151107, 6453321, 96185213, 288555639, 673296491, 2019889473]

約数ペア:

[(1, 2019889473), (3, 673296491), (7, 288555639), (21, 96185213), (313, 6453321), (939, 2151107), (2191, 921903), (6573, 307301)]