2018971664

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{907811}}^1$

素因数の和:907958

約数の個数: 20

約数和(自身を含む): 3939904080

約数和(自身を除く): 1920932416

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 907811, 1815622, 3631244, 7262488, 14524976, 126185729, 252371458, 504742916, 1009485832, 2018971664]

約数ペア:

[(1, 2018971664), (2, 1009485832), (4, 504742916), (8, 252371458), (16, 126185729), (139, 14524976), (278, 7262488), (556, 3631244), (1112, 1815622), (2224, 907811)]