2019201318

素因数分解:

$2^1\times 3^3\times {\mathrm{37392617}}^1$

素因数の和:37392628

約数の個数: 16

約数和(自身を含む): 4487114160

約数和(自身を除く): 2467912842

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 37392617, 74785234, 112177851, 224355702, 336533553, 673067106, 1009600659, 2019201318]

約数ペア:

[(1, 2019201318), (2, 1009600659), (3, 673067106), (6, 336533553), (9, 224355702), (18, 112177851), (27, 74785234), (54, 37392617)]