20171335216

素因数分解:

$2^4\times {\mathrm{2221}}^1\times {\mathrm{567631}}^1$

素因数の和:569860

約数の個数: 20

約数和(自身を含む): 39099627424

約数和(自身を除く): 18928292208

約数列:

[1, 2, 4, 8, 16, 2221, 4442, 8884, 17768, 35536, 567631, 1135262, 2270524, 4541048, 9082096, 1260708451, 2521416902, 5042833804, 10085667608, 20171335216]

約数ペア:

[(1, 20171335216), (2, 10085667608), (4, 5042833804), (8, 2521416902), (16, 1260708451), (2221, 9082096), (4442, 4541048), (8884, 2270524), (17768, 1135262), (35536, 567631)]