18039659

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{631}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 20749824

約数和(自身を除く): 2710165

約数列:

[1, 11, 23, 113, 253, 631, 1243, 2599, 6941, 14513, 28589, 71303, 159643, 784333, 1639969, 18039659]

約数ペア:

[(1, 18039659), (11, 1639969), (23, 784333), (113, 159643), (253, 71303), (631, 28589), (1243, 14513), (2599, 6941)]