20103357

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{6199}}^1$

素因数の和:6272

約数の個数: 16

約数和(自身を含む): 28569600

約数和(自身を除く): 8466243

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 6199, 18597, 142577, 291353, 427731, 874059, 6701119, 20103357]

約数ペア:

[(1, 20103357), (3, 6701119), (23, 874059), (47, 427731), (69, 291353), (141, 142577), (1081, 18597), (3243, 6199)]