20869486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{49927}}^1$

素因数の和:49959

約数の個数: 16

約数和(自身を含む): 35948160

約数和(自身を除く): 15078674

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 49927, 99854, 549197, 948613, 1098394, 1897226, 10434743, 20869486]

約数ペア:

[(1, 20869486), (2, 10434743), (11, 1897226), (19, 1098394), (22, 948613), (38, 549197), (209, 99854), (418, 49927)]