20422818

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{87277}}^1$

素因数の和:87298

約数の個数: 24

約数和(自身を含む): 47653788

約数和(自身を除く): 27230970

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 87277, 174554, 261831, 523662, 785493, 1134601, 1570986, 2269202, 3403803, 6807606, 10211409, 20422818]

約数ペア:

[(1, 20422818), (2, 10211409), (3, 6807606), (6, 3403803), (9, 2269202), (13, 1570986), (18, 1134601), (26, 785493), (39, 523662), (78, 261831), (117, 174554), (234, 87277)]