31379374

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{63521}}^1$

素因数の和:63555

約数の個数: 16

約数和(自身を含む): 53358480

約数和(自身を除く): 21979106

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 63521, 127042, 825773, 1206899, 1651546, 2413798, 15689687, 31379374]

約数ペア:

[(1, 31379374), (2, 15689687), (13, 2413798), (19, 1651546), (26, 1206899), (38, 825773), (247, 127042), (494, 63521)]