18190642

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1\times {\mathrm{509}}^1$

素因数の和:785

約数の個数: 16

約数和(自身を含む): 27760320

約数和(自身を除く): 9569678

約数列:

[1, 2, 107, 167, 214, 334, 509, 1018, 17869, 35738, 54463, 85003, 108926, 170006, 9095321, 18190642]

約数ペア:

[(1, 18190642), (2, 9095321), (107, 170006), (167, 108926), (214, 85003), (334, 54463), (509, 35738), (1018, 17869)]