20547543

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{10889}}^1$

素因数の和:10946

約数の個数: 16

約数和(自身を含む): 29795040

約数和(自身を除く): 9247497

約数列:

[1, 3, 17, 37, 51, 111, 629, 1887, 10889, 32667, 185113, 402893, 555339, 1208679, 6849181, 20547543]

約数ペア:

[(1, 20547543), (3, 6849181), (17, 1208679), (37, 555339), (51, 402893), (111, 185113), (629, 32667), (1887, 10889)]