20561673

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{7507}}^1$

素因数の和:7604

約数の個数: 16

約数和(自身を含む): 30272256

約数和(自身を除く): 9710583

約数列:

[1, 3, 11, 33, 83, 249, 913, 2739, 7507, 22521, 82577, 247731, 623081, 1869243, 6853891, 20561673]

約数ペア:

[(1, 20561673), (3, 6853891), (11, 1869243), (33, 623081), (83, 247731), (249, 82577), (913, 22521), (2739, 7507)]