20239666

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{479}}^1\times {\mathrm{571}}^1$

素因数の和:1089

約数の個数: 16

約数和(自身を含む): 31299840

約数和(自身を除く): 11060174

約数列:

[1, 2, 37, 74, 479, 571, 958, 1142, 17723, 21127, 35446, 42254, 273509, 547018, 10119833, 20239666]

約数ペア:

[(1, 20239666), (2, 10119833), (37, 547018), (74, 273509), (479, 42254), (571, 35446), (958, 21127), (1142, 17723)]