2007905968

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{322607}}^1$

素因数の和:323004

約数の個数: 20

約数和(自身を含む): 3900330720

約数和(自身を除く): 1892424752

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 322607, 645214, 1290428, 2580856, 5161712, 125494123, 250988246, 501976492, 1003952984, 2007905968]

約数ペア:

[(1, 2007905968), (2, 1003952984), (4, 501976492), (8, 250988246), (16, 125494123), (389, 5161712), (778, 2580856), (1556, 1290428), (3112, 645214), (6224, 322607)]