20863726

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{3631}}^1$

素因数の和:3676

約数の個数: 24

約数和(自身を含む): 35891424

約数和(自身を除く): 15027698

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 2873, 3631, 5746, 7262, 47203, 61727, 94406, 123454, 613639, 802451, 1227278, 1604902, 10431863, 20863726]

約数ペア:

[(1, 20863726), (2, 10431863), (13, 1604902), (17, 1227278), (26, 802451), (34, 613639), (169, 123454), (221, 94406), (338, 61727), (442, 47203), (2873, 7262), (3631, 5746)]