20199132016

素因数分解:

$2^4\times 7^2\times {\mathrm{25764199}}^1$

素因数の和:25764221

約数の個数: 30

約数和(自身を含む): 45525341400

約数和(自身を除く): 25326209384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 25764199, 51528398, 103056796, 180349393, 206113592, 360698786, 412227184, 721397572, 1262445751, 1442795144, 2524891502, 2885590288, 5049783004, 10099566008, 20199132016]

約数ペア:

[(1, 20199132016), (2, 10099566008), (4, 5049783004), (7, 2885590288), (8, 2524891502), (14, 1442795144), (16, 1262445751), (28, 721397572), (49, 412227184), (56, 360698786), (98, 206113592), (112, 180349393), (196, 103056796), (392, 51528398), (784, 25764199)]