16205915

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{557}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 22217328

約数和(自身を除く): 6011413

約数列:

[1, 5, 11, 23, 55, 115, 253, 529, 557, 1265, 2645, 2785, 5819, 6127, 12811, 29095, 30635, 64055, 140921, 294653, 704605, 1473265, 3241183, 16205915]

約数ペア:

[(1, 16205915), (5, 3241183), (11, 1473265), (23, 704605), (55, 294653), (115, 140921), (253, 64055), (529, 30635), (557, 29095), (1265, 12811), (2645, 6127), (2785, 5819)]