19799073

素因数分解:

$3^4\times 7^1\times {\mathrm{34919}}^1$

素因数の和:34938

約数の個数: 20

約数和(自身を含む): 33802560

約数和(自身を除く): 14003487

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 34919, 104757, 244433, 314271, 733299, 942813, 2199897, 2828439, 6599691, 19799073]

約数ペア:

[(1, 19799073), (3, 6599691), (7, 2828439), (9, 2199897), (21, 942813), (27, 733299), (63, 314271), (81, 244433), (189, 104757), (567, 34919)]