20341505163

素因数分解:

$3^1\times 7^1\times {\mathrm{2707}}^1\times {\mathrm{357829}}^1$

素因数の和:360546

約数の個数: 16

約数和(自身を含む): 31008116480

約数和(自身を除く): 10666611317

約数列:

[1, 3, 7, 21, 2707, 8121, 18949, 56847, 357829, 1073487, 2504803, 7514409, 968643103, 2905929309, 6780501721, 20341505163]

約数ペア:

[(1, 20341505163), (3, 6780501721), (7, 2905929309), (21, 968643103), (2707, 7514409), (8121, 2504803), (18949, 1073487), (56847, 357829)]