20883868

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 37241568

約数和(自身を除く): 16357700

約数列:

[1, 2, 4, 103, 173, 206, 293, 346, 412, 586, 692, 1172, 17819, 30179, 35638, 50689, 60358, 71276, 101378, 120716, 202756, 5220967, 10441934, 20883868]

約数ペア:

[(1, 20883868), (2, 10441934), (4, 5220967), (103, 202756), (173, 120716), (206, 101378), (293, 71276), (346, 60358), (412, 50689), (586, 35638), (692, 30179), (1172, 17819)]