1288403008

素因数分解:

$2^6\times {\mathrm{20131297}}^1$

素因数の和:20131309

約数の個数: 14

約数和(自身を含む): 2556674846

約数和(自身を除く): 1268271838

約数列:

[1, 2, 4, 8, 16, 32, 64, 20131297, 40262594, 80525188, 161050376, 322100752, 644201504, 1288403008]

約数ペア:

[(1, 1288403008), (2, 644201504), (4, 322100752), (8, 161050376), (16, 80525188), (32, 40262594), (64, 20131297)]