4190128

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{1019}}^1$

素因数の和:1284

約数の個数: 20

約数和(自身を含む): 8157960

約数和(自身を除く): 3967832

約数列:

[1, 2, 4, 8, 16, 257, 514, 1019, 1028, 2038, 2056, 4076, 4112, 8152, 16304, 261883, 523766, 1047532, 2095064, 4190128]

約数ペア:

[(1, 4190128), (2, 2095064), (4, 1047532), (8, 523766), (16, 261883), (257, 16304), (514, 8152), (1019, 4112), (1028, 4076), (2038, 2056)]