18218958

素因数分解:

$2^1\times 3^1\times {\mathrm{419}}^1\times {\mathrm{7247}}^1$

素因数の和:7671

約数の個数: 16

約数和(自身を含む): 36529920

約数和(自身を除く): 18310962

約数列:

[1, 2, 3, 6, 419, 838, 1257, 2514, 7247, 14494, 21741, 43482, 3036493, 6072986, 9109479, 18218958]

約数ペア:

[(1, 18218958), (2, 9109479), (3, 6072986), (6, 3036493), (419, 43482), (838, 21741), (1257, 14494), (2514, 7247)]