2018251210

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{27689}}^1$

素因数の和:27930

約数の個数: 32

約数和(自身を含む): 3750112080

約数和(自身を除く): 1731860870

約数列:

[1, 2, 5, 10, 37, 74, 185, 197, 370, 394, 985, 1970, 7289, 14578, 27689, 36445, 55378, 72890, 138445, 276890, 1024493, 2048986, 5122465, 5454733, 10244930, 10909466, 27273665, 54547330, 201825121, 403650242, 1009125605, 2018251210]

約数ペア:

[(1, 2018251210), (2, 1009125605), (5, 403650242), (10, 201825121), (37, 54547330), (74, 27273665), (185, 10909466), (197, 10244930), (370, 5454733), (394, 5122465), (985, 2048986), (1970, 1024493), (7289, 276890), (14578, 138445), (27689, 72890), (36445, 55378)]