20103747

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1543}}^1$

素因数の和:1690

約数の個数: 16

約数和(自身を含む): 27717888

約数和(自身を除く): 7614141

約数列:

[1, 3, 43, 101, 129, 303, 1543, 4343, 4629, 13029, 66349, 155843, 199047, 467529, 6701249, 20103747]

約数ペア:

[(1, 20103747), (3, 6701249), (43, 467529), (101, 199047), (129, 155843), (303, 66349), (1543, 13029), (4343, 4629)]