20178741

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{32183}}^1$

素因数の和:32216

約数の個数: 16

約数和(自身を含む): 30896640

約数和(自身を除く): 10717899

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 32183, 96549, 354013, 611477, 1062039, 1834431, 6726247, 20178741]

約数ペア:

[(1, 20178741), (3, 6726247), (11, 1834431), (19, 1062039), (33, 611477), (57, 354013), (209, 96549), (627, 32183)]