20479935

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{195047}}^1$

素因数の和:195062

約数の個数: 16

約数和(自身を含む): 37449216

約数和(自身を除く): 16969281

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 195047, 585141, 975235, 1365329, 2925705, 4095987, 6826645, 20479935]

約数ペア:

[(1, 20479935), (3, 6826645), (5, 4095987), (7, 2925705), (15, 1365329), (21, 975235), (35, 585141), (105, 195047)]