20157841

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2243}}^1$

素因数の和:2316

約数の個数: 16

約数和(自身を含む): 23696640

約数和(自身を除く): 3538799

約数列:

[1, 11, 19, 43, 209, 473, 817, 2243, 8987, 24673, 42617, 96449, 468787, 1060939, 1832531, 20157841]

約数ペア:

[(1, 20157841), (11, 1832531), (19, 1060939), (43, 468787), (209, 96449), (473, 42617), (817, 24673), (2243, 8987)]