31119874

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{15733}}^1$

素因数の和:15801

約数の個数: 16

約数和(自身を含む): 49845312

約数和(自身を除く): 18725438

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 15733, 31466, 361859, 676519, 723718, 1353038, 15559937, 31119874]

約数ペア:

[(1, 31119874), (2, 15559937), (23, 1353038), (43, 723718), (46, 676519), (86, 361859), (989, 31466), (1978, 15733)]