20175818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{1123}}^1$

素因数の和:1829

約数の個数: 16

約数和(自身を含む): 32667936

約数和(自身を除く): 12492118

約数列:

[1, 2, 13, 26, 691, 1123, 1382, 2246, 8983, 14599, 17966, 29198, 775993, 1551986, 10087909, 20175818]

約数ペア:

[(1, 20175818), (2, 10087909), (13, 1551986), (26, 775993), (691, 29198), (1123, 17966), (1382, 14599), (2246, 8983)]