389631952

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{333589}}^1$

素因数の和:333670

約数の個数: 20

約数和(自身を含む): 765255460

約数和(自身を除く): 375623508

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 333589, 667178, 1334356, 2668712, 5337424, 24351997, 48703994, 97407988, 194815976, 389631952]

約数ペア:

[(1, 389631952), (2, 194815976), (4, 97407988), (8, 48703994), (16, 24351997), (73, 5337424), (146, 2668712), (292, 1334356), (584, 667178), (1168, 333589)]