17988729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{18797}}^1$

素因数の和:18840

約数の個数: 16

約数和(自身を含む): 27069120

約数和(自身を除く): 9080391

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 18797, 56391, 206767, 545113, 620301, 1635339, 5996243, 17988729]

約数ペア:

[(1, 17988729), (3, 5996243), (11, 1635339), (29, 620301), (33, 545113), (87, 206767), (319, 56391), (957, 18797)]