20159997

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{46993}}^1$

素因数の和:47020

約数の個数: 16

約数和(自身を含む): 31579968

約数和(自身を除く): 11419971

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 46993, 140979, 516923, 610909, 1550769, 1832727, 6719999, 20159997]

約数ペア:

[(1, 20159997), (3, 6719999), (11, 1832727), (13, 1550769), (33, 610909), (39, 516923), (143, 140979), (429, 46993)]