20449982

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{31079}}^1$

素因数の和:31135

約数の個数: 16

約数和(自身を含む): 35804160

約数和(自身を除く): 15354178

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 31079, 62158, 217553, 435106, 1460713, 2921426, 10224991, 20449982]

約数ペア:

[(1, 20449982), (2, 10224991), (7, 2921426), (14, 1460713), (47, 435106), (94, 217553), (329, 62158), (658, 31079)]