20219277

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{22541}}^1$

素因数の和:22580

約数の個数: 16

約数和(自身を含む): 30296448

約数和(自身を除く): 10077171

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 22541, 67623, 293033, 518443, 879099, 1555329, 6739759, 20219277]

約数ペア:

[(1, 20219277), (3, 6739759), (13, 1555329), (23, 879099), (39, 518443), (69, 293033), (299, 67623), (897, 22541)]