20508070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{186437}}^1$

素因数の和:186455

約数の個数: 16

約数和(自身を含む): 40270608

約数和(自身を除く): 19762538

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 186437, 372874, 932185, 1864370, 2050807, 4101614, 10254035, 20508070]

約数ペア:

[(1, 20508070), (2, 10254035), (5, 4101614), (10, 2050807), (11, 1864370), (22, 932185), (55, 372874), (110, 186437)]