20716158

素因数分解:

$2^1\times 3^1\times {\mathrm{353}}^1\times {\mathrm{9781}}^1$

素因数の和:10139

約数の個数: 16

約数和(自身を含む): 41553936

約数和(自身を除く): 20837778

約数列:

[1, 2, 3, 6, 353, 706, 1059, 2118, 9781, 19562, 29343, 58686, 3452693, 6905386, 10358079, 20716158]

約数ペア:

[(1, 20716158), (2, 10358079), (3, 6905386), (6, 3452693), (353, 58686), (706, 29343), (1059, 19562), (2118, 9781)]