18336865

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{503}}^1$

素因数の和:848

約数の個数: 16

約数和(自身を含む): 23079168

約数和(自身を除く): 4742303

約数列:

[1, 5, 23, 115, 317, 503, 1585, 2515, 7291, 11569, 36455, 57845, 159451, 797255, 3667373, 18336865]

約数ペア:

[(1, 18336865), (5, 3667373), (23, 797255), (115, 159451), (317, 57845), (503, 36455), (1585, 11569), (2515, 7291)]