20145767047

素因数分解:

$7^2\times {\mathrm{3221}}^1\times {\mathrm{127643}}^1$

素因数の和:130878

約数の個数: 12

約数和(自身を含む): 23442331176

約数和(自身を除く): 3296564129

約数列:

[1, 7, 49, 3221, 22547, 127643, 157829, 893501, 6254507, 411138103, 2877966721, 20145767047]

約数ペア:

[(1, 20145767047), (7, 2877966721), (49, 411138103), (3221, 6254507), (22547, 893501), (127643, 157829)]