18358439

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1$

素因数の和:670

約数の個数: 16

約数和(自身を含む): 21081600

約数和(自身を除く): 2723161

約数列:

[1, 11, 23, 149, 253, 487, 1639, 3427, 5357, 11201, 37697, 72563, 123211, 798193, 1668949, 18358439]

約数ペア:

[(1, 18358439), (11, 1668949), (23, 798193), (149, 123211), (253, 72563), (487, 37697), (1639, 11201), (3427, 5357)]