20292584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{195121}}^1$

素因数の和:195140

約数の個数: 16

約数和(自身を含む): 40975620

約数和(自身を除く): 20683036

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 195121, 390242, 780484, 1560968, 2536573, 5073146, 10146292, 20292584]

約数ペア:

[(1, 20292584), (2, 10146292), (4, 5073146), (8, 2536573), (13, 1560968), (26, 780484), (52, 390242), (104, 195121)]