2558692

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 4767840

約数和(自身を除く): 2209148

約数列:

[1, 2, 4, 19, 38, 76, 131, 257, 262, 514, 524, 1028, 2489, 4883, 4978, 9766, 9956, 19532, 33667, 67334, 134668, 639673, 1279346, 2558692]

約数ペア:

[(1, 2558692), (2, 1279346), (4, 639673), (19, 134668), (38, 67334), (76, 33667), (131, 19532), (257, 9956), (262, 9766), (514, 4978), (524, 4883), (1028, 2489)]