20939988

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{102647}}^1$

素因数の和:102671

約数の個数: 24

約数和(自身を含む): 51734592

約数和(自身を除く): 30794604

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 102647, 205294, 307941, 410588, 615882, 1231764, 1744999, 3489998, 5234997, 6979996, 10469994, 20939988]

約数ペア:

[(1, 20939988), (2, 10469994), (3, 6979996), (4, 5234997), (6, 3489998), (12, 1744999), (17, 1231764), (34, 615882), (51, 410588), (68, 307941), (102, 205294), (204, 102647)]