19011489

素因数分解:

$3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{5233}}^1$

素因数の和:5416

約数の個数: 16

約数和(自身を含む): 29142912

約数和(自身を除く): 10131423

約数列:

[1, 3, 7, 21, 173, 519, 1211, 3633, 5233, 15699, 36631, 109893, 905309, 2715927, 6337163, 19011489]

約数ペア:

[(1, 19011489), (3, 6337163), (7, 2715927), (21, 905309), (173, 109893), (519, 36631), (1211, 15699), (3633, 5233)]