19211906

素因数分解:

$2^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{2027}}^1$

素因数の和:2713

約数の個数: 16

約数和(自身を含む): 32999616

約数和(自身を除く): 13787710

約数列:

[1, 2, 7, 14, 677, 1354, 2027, 4054, 4739, 9478, 14189, 28378, 1372279, 2744558, 9605953, 19211906]

約数ペア:

[(1, 19211906), (2, 9605953), (7, 2744558), (14, 1372279), (677, 28378), (1354, 14189), (2027, 9478), (4054, 4739)]