20579055

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{195991}}^1$

素因数の和:196006

約数の個数: 16

約数和(自身を含む): 37630464

約数和(自身を除く): 17051409

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 195991, 587973, 979955, 1371937, 2939865, 4115811, 6859685, 20579055]

約数ペア:

[(1, 20579055), (3, 6859685), (5, 4115811), (7, 2939865), (15, 1371937), (21, 979955), (35, 587973), (105, 195991)]