12947536

素因数分解:

$2^4\times 7^1\times {\mathrm{115603}}^1$

素因数の和:115618

約数の個数: 20

約数和(自身を含む): 28669792

約数和(自身を除く): 15722256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 115603, 231206, 462412, 809221, 924824, 1618442, 1849648, 3236884, 6473768, 12947536]

約数ペア:

[(1, 12947536), (2, 6473768), (4, 3236884), (7, 1849648), (8, 1618442), (14, 924824), (16, 809221), (28, 462412), (56, 231206), (112, 115603)]