1644144008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{38653}}^1$

素因数の和:39081

約数の個数: 32

約数和(自身を含む): 3328109400

約数和(自身を除く): 1683965392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 409, 818, 1636, 3272, 5317, 10634, 21268, 38653, 42536, 77306, 154612, 309224, 502489, 1004978, 2009956, 4019912, 15809077, 31618154, 63236308, 126472616, 205518001, 411036002, 822072004, 1644144008]

約数ペア:

[(1, 1644144008), (2, 822072004), (4, 411036002), (8, 205518001), (13, 126472616), (26, 63236308), (52, 31618154), (104, 15809077), (409, 4019912), (818, 2009956), (1636, 1004978), (3272, 502489), (5317, 309224), (10634, 154612), (21268, 77306), (38653, 42536)]