18208018

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{953}}^1$

素因数の和:1229

約数の個数: 16

約数和(自身を含む): 28127736

約数和(自身を除く): 9919718

約数列:

[1, 2, 41, 82, 233, 466, 953, 1906, 9553, 19106, 39073, 78146, 222049, 444098, 9104009, 18208018]

約数ペア:

[(1, 18208018), (2, 9104009), (41, 444098), (82, 222049), (233, 78146), (466, 39073), (953, 19106), (1906, 9553)]