19812282

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{471721}}^1$

素因数の和:471733

約数の個数: 16

約数和(自身を含む): 45285312

約数和(自身を除く): 25473030

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 471721, 943442, 1415163, 2830326, 3302047, 6604094, 9906141, 19812282]

約数ペア:

[(1, 19812282), (2, 9906141), (3, 6604094), (6, 3302047), (7, 2830326), (14, 1415163), (21, 943442), (42, 471721)]