20950872439

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{739}}^1\times {\mathrm{29137}}^1$

素因数の和:30022

約数の個数: 16

約数和(自身を含む): 24149574400

約数和(自身を除く): 3198701961

約数列:

[1, 7, 139, 739, 973, 5173, 29137, 102721, 203959, 719047, 4050043, 21532243, 28350301, 150725701, 2992981777, 20950872439]

約数ペア:

[(1, 20950872439), (7, 2992981777), (139, 150725701), (739, 28350301), (973, 21532243), (5173, 4050043), (29137, 719047), (102721, 203959)]