20227948784144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66539305211}}^1$

素因数の和:66539305238

約数の個数: 20

約数和(自身を含む): 41254369231440

約数和(自身を除く): 21026420447296

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66539305211, 133078610422, 266157220844, 532314441688, 1064628883376, 1264246799009, 2528493598018, 5056987196036, 10113974392072, 20227948784144]

約数ペア:

[(1, 20227948784144), (2, 10113974392072), (4, 5056987196036), (8, 2528493598018), (16, 1264246799009), (19, 1064628883376), (38, 532314441688), (76, 266157220844), (152, 133078610422), (304, 66539305211)]