19422238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{2011}}^1$

素因数の和:2463

約数の個数: 16

約数和(自身を含む): 31870080

約数和(自身を除く): 12447842

約数列:

[1, 2, 11, 22, 439, 878, 2011, 4022, 4829, 9658, 22121, 44242, 882829, 1765658, 9711119, 19422238]

約数ペア:

[(1, 19422238), (2, 9711119), (11, 1765658), (22, 882829), (439, 44242), (878, 22121), (2011, 9658), (4022, 4829)]