20008857

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{19559}}^1$

素因数の和:19604

約数の個数: 16

約数和(自身を含む): 30044160

約数和(自身を除く): 10035303

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 19559, 58677, 215149, 606329, 645447, 1818987, 6669619, 20008857]

約数ペア:

[(1, 20008857), (3, 6669619), (11, 1818987), (31, 645447), (33, 606329), (93, 215149), (341, 58677), (1023, 19559)]