20888042

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{28151}}^1$

素因数の和:28213

約数の個数: 16

約数和(自身を含む): 36484992

約数和(自身を除く): 15596950

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 28151, 56302, 197057, 394114, 1492003, 2984006, 10444021, 20888042]

約数ペア:

[(1, 20888042), (2, 10444021), (7, 2984006), (14, 1492003), (53, 394114), (106, 197057), (371, 56302), (742, 28151)]