19455856

素因数分解:

$2^4\times 7^1\times {\mathrm{173713}}^1$

素因数の和:173728

約数の個数: 20

約数和(自身を含む): 43081072

約数和(自身を除く): 23625216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 173713, 347426, 694852, 1215991, 1389704, 2431982, 2779408, 4863964, 9727928, 19455856]

約数ペア:

[(1, 19455856), (2, 9727928), (4, 4863964), (7, 2779408), (8, 2431982), (14, 1389704), (16, 1215991), (28, 694852), (56, 347426), (112, 173713)]