19959255

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9437}}^1$

素因数の和:9495

約数の個数: 24

約数和(自身を含む): 35335872

約数和(自身を除く): 15376617

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 9437, 28311, 47185, 84933, 141555, 424665, 443539, 1330617, 2217695, 3991851, 6653085, 19959255]

約数ペア:

[(1, 19959255), (3, 6653085), (5, 3991851), (9, 2217695), (15, 1330617), (45, 443539), (47, 424665), (141, 141555), (235, 84933), (423, 47185), (705, 28311), (2115, 9437)]