18218109

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{66733}}^1$

素因数の和:66756

約数の個数: 16

約数和(自身を含む): 29896832

約数和(自身を除く): 11678723

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 66733, 200199, 467131, 867529, 1401393, 2602587, 6072703, 18218109]

約数ペア:

[(1, 18218109), (3, 6072703), (7, 2602587), (13, 1401393), (21, 867529), (39, 467131), (91, 200199), (273, 66733)]