19709817

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{1319}}^1$

素因数の和:1632

約数の個数: 16

約数和(自身を含む): 27941760

約数和(自身を除く): 8231943

約数列:

[1, 3, 17, 51, 293, 879, 1319, 3957, 4981, 14943, 22423, 67269, 386467, 1159401, 6569939, 19709817]

約数ペア:

[(1, 19709817), (3, 6569939), (17, 1159401), (51, 386467), (293, 67269), (879, 22423), (1319, 14943), (3957, 4981)]