18489676

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2141}}^1$

素因数の和:2289

約数の個数: 24

約数和(自身を含む): 34546176

約数和(自身を除く): 16056500

約数列:

[1, 2, 4, 17, 34, 68, 127, 254, 508, 2141, 2159, 4282, 4318, 8564, 8636, 36397, 72794, 145588, 271907, 543814, 1087628, 4622419, 9244838, 18489676]

約数ペア:

[(1, 18489676), (2, 9244838), (4, 4622419), (17, 1087628), (34, 543814), (68, 271907), (127, 145588), (254, 72794), (508, 36397), (2141, 8636), (2159, 8564), (4282, 4318)]