20888970242

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{28152251}}^1$

素因数の和:28152313

約数の個数: 16

約数和(自身を含む): 36485318592

約数和(自身を除く): 15596348350

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 28152251, 56304502, 197065757, 394131514, 1492069303, 2984138606, 10444485121, 20888970242]

約数ペア:

[(1, 20888970242), (2, 10444485121), (7, 2984138606), (14, 1492069303), (53, 394131514), (106, 197065757), (371, 56304502), (742, 28152251)]