20570731

素因数分解:

${\mathrm{17}}^3\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 16

約数和(自身を含む): 22550400

約数和(自身を除く): 1979669

約数列:

[1, 17, 53, 79, 289, 901, 1343, 4187, 4913, 15317, 22831, 71179, 260389, 388127, 1210043, 20570731]

約数ペア:

[(1, 20570731), (17, 1210043), (53, 388127), (79, 260389), (289, 71179), (901, 22831), (1343, 15317), (4187, 4913)]