51987868

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{1987}}^1$

素因数の和:2233

約数の個数: 24

約数和(自身を含む): 94406144

約数和(自身を除く): 42418276

約数列:

[1, 2, 4, 31, 62, 124, 211, 422, 844, 1987, 3974, 6541, 7948, 13082, 26164, 61597, 123194, 246388, 419257, 838514, 1677028, 12996967, 25993934, 51987868]

約数ペア:

[(1, 51987868), (2, 25993934), (4, 12996967), (31, 1677028), (62, 838514), (124, 419257), (211, 246388), (422, 123194), (844, 61597), (1987, 26164), (3974, 13082), (6541, 7948)]