19380238

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{881}}^1$

素因数の和:1547

約数の個数: 16

約数和(自身を含む): 30862944

約数和(自身を除く): 11482706

約数列:

[1, 2, 17, 34, 647, 881, 1294, 1762, 10999, 14977, 21998, 29954, 570007, 1140014, 9690119, 19380238]

約数ペア:

[(1, 19380238), (2, 9690119), (17, 1140014), (34, 570007), (647, 29954), (881, 21998), (1294, 14977), (1762, 10999)]