3968159.00000000

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{213391}}^1$

素因数の和:213412

約数の個数: 20

約数和(自身を含む): 92612128

約数和(自身を除く): 48226800

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 213391, 426782, 853564, 1707128, 2774083, 3414256, 5548166, 11096332, 22192664, 44385328]

約数ペア:

[(1, 44385328), (2, 22192664), (4, 11096332), (8, 5548166), (13, 3414256), (16, 2774083), (26, 1707128), (52, 853564), (104, 426782), (208, 213391)]