18519748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12281}}^1$

素因数の和:12327

約数の個数: 24

約数和(自身を含む): 36109080

約数和(自身を除く): 17589332

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 12281, 24562, 49124, 159653, 319306, 356149, 638612, 712298, 1424596, 4629937, 9259874, 18519748]

約数ペア:

[(1, 18519748), (2, 9259874), (4, 4629937), (13, 1424596), (26, 712298), (29, 638612), (52, 356149), (58, 319306), (116, 159653), (377, 49124), (754, 24562), (1508, 12281)]