19664724

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71249}}^1$

素因数の和:71279

約数の個数: 24

約数和(自身を含む): 47880000

約数和(自身を除く): 28215276

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 71249, 142498, 213747, 284996, 427494, 854988, 1638727, 3277454, 4916181, 6554908, 9832362, 19664724]

約数ペア:

[(1, 19664724), (2, 9832362), (3, 6554908), (4, 4916181), (6, 3277454), (12, 1638727), (23, 854988), (46, 427494), (69, 284996), (92, 213747), (138, 142498), (276, 71249)]