20917004

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{10607}}^1$

素因数の和:10657

約数の個数: 24

約数和(自身を含む): 40098240

約数和(自身を除く): 19181236

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 493, 986, 1972, 10607, 21214, 42428, 180319, 307603, 360638, 615206, 721276, 1230412, 5229251, 10458502, 20917004]

約数ペア:

[(1, 20917004), (2, 10458502), (4, 5229251), (17, 1230412), (29, 721276), (34, 615206), (58, 360638), (68, 307603), (116, 180319), (493, 42428), (986, 21214), (1972, 10607)]