66811324

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{538801}}^1$

素因数の和:538836

約数の個数: 12

約数和(自身を含む): 120691648

約数和(自身を除く): 53880324

約数列:

[1, 2, 4, 31, 62, 124, 538801, 1077602, 2155204, 16702831, 33405662, 66811324]

約数ペア:

[(1, 66811324), (2, 33405662), (4, 16702831), (31, 2155204), (62, 1077602), (124, 538801)]