19828743

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{1783}}^1$

素因数の和:2134

約数の個数: 16

約数和(自身を含む): 28943616

約数和(自身を除く): 9114873

約数列:

[1, 3, 11, 33, 337, 1011, 1783, 3707, 5349, 11121, 19613, 58839, 600871, 1802613, 6609581, 19828743]

約数ペア:

[(1, 19828743), (3, 6609581), (11, 1802613), (33, 600871), (337, 58839), (1011, 19613), (1783, 11121), (3707, 5349)]