18662619

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{1237}}^1$

素因数の和:1394

約数の個数: 16

約数和(自身を含む): 25671168

約数和(自身を除く): 7008549

約数列:

[1, 3, 47, 107, 141, 321, 1237, 3711, 5029, 15087, 58139, 132359, 174417, 397077, 6220873, 18662619]

約数ペア:

[(1, 18662619), (3, 6220873), (47, 397077), (107, 174417), (141, 132359), (321, 58139), (1237, 15087), (3711, 5029)]