18415299

素因数分解:

$3^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{1303}}^1$

素因数の和:1986

約数の個数: 16

約数和(自身を含む): 28124672

約数和(自身を除く): 9709373

約数列:

[1, 3, 7, 21, 673, 1303, 2019, 3909, 4711, 9121, 14133, 27363, 876919, 2630757, 6138433, 18415299]

約数ペア:

[(1, 18415299), (3, 6138433), (7, 2630757), (21, 876919), (673, 27363), (1303, 14133), (2019, 9121), (3909, 4711)]