18810803

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:682

約数の個数: 16

約数和(自身を含む): 21600000

約数和(自身を除く): 2789197

約数列:

[1, 11, 23, 149, 253, 499, 1639, 3427, 5489, 11477, 37697, 74351, 126247, 817861, 1710073, 18810803]

約数ペア:

[(1, 18810803), (11, 1710073), (23, 817861), (149, 126247), (253, 74351), (499, 37697), (1639, 11477), (3427, 5489)]