20606584

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{547}}^1$

素因数の和:847

約数の個数: 32

約数和(自身を含む): 41132880

約数和(自身を除く): 20526296

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 277, 547, 554, 1094, 1108, 2188, 2216, 4376, 4709, 9299, 9418, 18598, 18836, 37196, 37672, 74392, 151519, 303038, 606076, 1212152, 2575823, 5151646, 10303292, 20606584]

約数ペア:

[(1, 20606584), (2, 10303292), (4, 5151646), (8, 2575823), (17, 1212152), (34, 606076), (68, 303038), (136, 151519), (277, 74392), (547, 37672), (554, 37196), (1094, 18836), (1108, 18598), (2188, 9418), (2216, 9299), (4376, 4709)]