67455952

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{21401}}^1$

素因数の和:21606

約数の個数: 20

約数和(自身を含む): 131365476

約数和(自身を除く): 63909524

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 21401, 42802, 85604, 171208, 342416, 4215997, 8431994, 16863988, 33727976, 67455952]

約数ペア:

[(1, 67455952), (2, 33727976), (4, 16863988), (8, 8431994), (16, 4215997), (197, 342416), (394, 171208), (788, 85604), (1576, 42802), (3152, 21401)]