20504375101

素因数分解:

$7^1\times {\mathrm{683}}^1\times {\mathrm{1091}}^1\times {\mathrm{3931}}^1$

素因数の和:5712

約数の個数: 16

約数和(自身を含む): 23495367168

約数和(自身を除く): 2990992067

約数列:

[1, 7, 683, 1091, 3931, 4781, 7637, 27517, 745153, 2684873, 4288721, 5216071, 18794111, 30021047, 2929196443, 20504375101]

約数ペア:

[(1, 20504375101), (7, 2929196443), (683, 30021047), (1091, 18794111), (3931, 5216071), (4781, 4288721), (7637, 2684873), (27517, 745153)]