18591866

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{1039}}^1$

素因数の和:1453

約数の個数: 16

約数和(自身を含む): 29203200

約数和(自身を除く): 10611334

約数列:

[1, 2, 23, 46, 389, 778, 1039, 2078, 8947, 17894, 23897, 47794, 404171, 808342, 9295933, 18591866]

約数ペア:

[(1, 18591866), (2, 9295933), (23, 808342), (46, 404171), (389, 47794), (778, 23897), (1039, 17894), (2078, 8947)]