20189901608

素因数分解:

$2^3\times {\mathrm{199}}^1\times {\mathrm{1303}}^1\times {\mathrm{9733}}^1$

素因数の和:11241

約数の個数: 32

約数和(自身を含む): 38079408000

約数和(自身を除く): 17889506392

約数列:

[1, 2, 4, 8, 199, 398, 796, 1303, 1592, 2606, 5212, 9733, 10424, 19466, 38932, 77864, 259297, 518594, 1037188, 1936867, 2074376, 3873734, 7747468, 12682099, 15494936, 25364198, 50728396, 101456792, 2523737701, 5047475402, 10094950804, 20189901608]

約数ペア:

[(1, 20189901608), (2, 10094950804), (4, 5047475402), (8, 2523737701), (199, 101456792), (398, 50728396), (796, 25364198), (1303, 15494936), (1592, 12682099), (2606, 7747468), (5212, 3873734), (9733, 2074376), (10424, 1936867), (19466, 1037188), (38932, 518594), (77864, 259297)]