20176671489

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1290151}}^1$

素因数の和:1290568

約数の個数: 16

約数和(自身を含む): 29043901824

約数和(自身を除く): 8867230335

約数列:

[1, 3, 13, 39, 401, 1203, 5213, 15639, 1290151, 3870453, 16771963, 50315889, 517350551, 1552051653, 6725557163, 20176671489]

約数ペア:

[(1, 20176671489), (3, 6725557163), (13, 1552051653), (39, 517350551), (401, 50315889), (1203, 16771963), (5213, 3870453), (15639, 1290151)]