20219955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{192571}}^1$

素因数の和:192586

約数の個数: 16

約数和(自身を含む): 36973824

約数和(自身を除く): 16753869

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 192571, 577713, 962855, 1347997, 2888565, 4043991, 6739985, 20219955]

約数ペア:

[(1, 20219955), (3, 6739985), (5, 4043991), (7, 2888565), (15, 1347997), (21, 962855), (35, 577713), (105, 192571)]