18628077

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7129}}^1$

素因数の和:7212

約数の個数: 16

約数和(自身を含む): 27151040

約数和(自身を除く): 8522963

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 7129, 21387, 92677, 278031, 477643, 1432929, 6209359, 18628077]

約数ペア:

[(1, 18628077), (3, 6209359), (13, 1432929), (39, 477643), (67, 278031), (201, 92677), (871, 21387), (2613, 7129)]