20254865383

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{1231}}^1$

素因数の和:1555

約数の個数: 32

約数和(自身を含む): 21981560832

約数和(自身を除く): 1726695449

約数列:

[1, 23, 43, 127, 131, 989, 1231, 2921, 3013, 5461, 5633, 16637, 28313, 52933, 125603, 129559, 156337, 161261, 382651, 715391, 1217459, 3595751, 3709003, 6722491, 6934223, 16453993, 20480147, 154617293, 159487129, 471043381, 880646321, 20254865383]

約数ペア:

[(1, 20254865383), (23, 880646321), (43, 471043381), (127, 159487129), (131, 154617293), (989, 20480147), (1231, 16453993), (2921, 6934223), (3013, 6722491), (5461, 3709003), (5633, 3595751), (16637, 1217459), (28313, 715391), (52933, 382651), (125603, 161261), (129559, 156337)]