18898424

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{138959}}^1$

素因数の和:138982

約数の個数: 16

約数和(自身を含む): 37519200

約数和(自身を除く): 18620776

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 138959, 277918, 555836, 1111672, 2362303, 4724606, 9449212, 18898424]

約数ペア:

[(1, 18898424), (2, 9449212), (4, 4724606), (8, 2362303), (17, 1111672), (34, 555836), (68, 277918), (136, 138959)]