23915138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{21391}}^1$

素因数の和:21449

約数の個数: 16

約数和(自身を含む): 39532416

約数和(自身を除く): 15617278

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 21391, 42782, 278083, 556166, 919813, 1839626, 11957569, 23915138]

約数ペア:

[(1, 23915138), (2, 11957569), (13, 1839626), (26, 919813), (43, 556166), (86, 278083), (559, 42782), (1118, 21391)]