20768611

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:558

約数の個数: 16

約数和(自身を含む): 23025600

約数和(自身を除く): 2256989

約数列:

[1, 17, 29, 103, 409, 493, 1751, 2987, 6953, 11861, 42127, 50779, 201637, 716159, 1221683, 20768611]

約数ペア:

[(1, 20768611), (17, 1221683), (29, 716159), (103, 201637), (409, 50779), (493, 42127), (1751, 11861), (2987, 6953)]