19933984

素因数分解:

$2^5\times 7^2\times {\mathrm{12713}}^1$

素因数の和:12737

約数の個数: 36

約数和(自身を含む): 45655974

約数和(自身を除く): 25721990

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 12713, 25426, 50852, 88991, 101704, 177982, 203408, 355964, 406816, 622937, 711928, 1245874, 1423856, 2491748, 2847712, 4983496, 9966992, 19933984]

約数ペア:

[(1, 19933984), (2, 9966992), (4, 4983496), (7, 2847712), (8, 2491748), (14, 1423856), (16, 1245874), (28, 711928), (32, 622937), (49, 406816), (56, 355964), (98, 203408), (112, 177982), (196, 101704), (224, 88991), (392, 50852), (784, 25426), (1568, 12713)]