128211164

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{54419}}^1$

素因数の和:54473

約数の個数: 24

約数和(自身を含む): 243801600

約数和(自身を除く): 115590436

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 54419, 108838, 217676, 1033961, 1686989, 2067922, 3373978, 4135844, 6747956, 32052791, 64105582, 128211164]

約数ペア:

[(1, 128211164), (2, 64105582), (4, 32052791), (19, 6747956), (31, 4135844), (38, 3373978), (62, 2067922), (76, 1686989), (124, 1033961), (589, 217676), (1178, 108838), (2356, 54419)]