20004327

素因数分解:

$3^4\times 7^1\times {\mathrm{35281}}^1$

素因数の和:35300

約数の個数: 20

約数和(自身を含む): 34152976

約数和(自身を除く): 14148649

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 35281, 105843, 246967, 317529, 740901, 952587, 2222703, 2857761, 6668109, 20004327]

約数ペア:

[(1, 20004327), (3, 6668109), (7, 2857761), (9, 2222703), (21, 952587), (27, 740901), (63, 317529), (81, 246967), (189, 105843), (567, 35281)]