30640818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{392831}}^1$

素因数の和:392849

約数の個数: 16

約数和(自身を含む): 65995776

約数和(自身を除く): 35354958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 392831, 785662, 1178493, 2356986, 5106803, 10213606, 15320409, 30640818]

約数ペア:

[(1, 30640818), (2, 15320409), (3, 10213606), (6, 5106803), (13, 2356986), (26, 1178493), (39, 785662), (78, 392831)]