16621922

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1039}}^1$

素因数の和:1481

約数の個数: 16

約数和(自身を含む): 26332800

約数和(自身を除く): 9710878

約数列:

[1, 2, 19, 38, 421, 842, 1039, 2078, 7999, 15998, 19741, 39482, 437419, 874838, 8310961, 16621922]

約数ペア:

[(1, 16621922), (2, 8310961), (19, 874838), (38, 437419), (421, 39482), (842, 19741), (1039, 15998), (2078, 7999)]