20731337

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{353}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 23958720

約数和(自身を除く): 3227383

約数列:

[1, 11, 19, 209, 281, 353, 3091, 3883, 5339, 6707, 58729, 73777, 99193, 1091123, 1884667, 20731337]

約数ペア:

[(1, 20731337), (11, 1884667), (19, 1091123), (209, 99193), (281, 73777), (353, 58729), (3091, 6707), (3883, 5339)]