20540394

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{163019}}^1$

素因数の和:163034

約数の個数: 24

約数和(自身を含む): 50862240

約数和(自身を除く): 30321846

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 163019, 326038, 489057, 978114, 1141133, 1467171, 2282266, 2934342, 3423399, 6846798, 10270197, 20540394]

約数ペア:

[(1, 20540394), (2, 10270197), (3, 6846798), (6, 3423399), (7, 2934342), (9, 2282266), (14, 1467171), (18, 1141133), (21, 978114), (42, 489057), (63, 326038), (126, 163019)]