20852755

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{54163}}^1$

素因数の和:54186

約数の個数: 16

約数和(自身を含む): 31198464

約数和(自身を除く): 10345709

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 54163, 270815, 379141, 595793, 1895705, 2978965, 4170551, 20852755]

約数ペア:

[(1, 20852755), (5, 4170551), (7, 2978965), (11, 1895705), (35, 595793), (55, 379141), (77, 270815), (385, 54163)]