20297416

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{43003}}^1$

素因数の和:43068

約数の個数: 16

約数和(自身を含む): 38703600

約数和(自身を除く): 18406184

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 43003, 86006, 172012, 344024, 2537177, 5074354, 10148708, 20297416]

約数ペア:

[(1, 20297416), (2, 10148708), (4, 5074354), (8, 2537177), (59, 344024), (118, 172012), (236, 86006), (472, 43003)]