18303681

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{12899}}^1$

素因数の和:12956

約数の個数: 16

約数和(自身を含む): 27244800

約数和(自身を除く): 8941119

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 12899, 38697, 141889, 425667, 554657, 1663971, 6101227, 18303681]

約数ペア:

[(1, 18303681), (3, 6101227), (11, 1663971), (33, 554657), (43, 425667), (129, 141889), (473, 38697), (1419, 12899)]