20752123

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{463}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 25093120

約数和(自身を除く): 4340997

約数列:

[1, 7, 19, 133, 337, 463, 2359, 3241, 6403, 8797, 44821, 61579, 156031, 1092217, 2964589, 20752123]

約数ペア:

[(1, 20752123), (7, 2964589), (19, 1092217), (133, 156031), (337, 61579), (463, 44821), (2359, 8797), (3241, 6403)]