2016321820

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{978797}}^1$

素因数の和:978909

約数の個数: 24

約数和(自身を含む): 4275389664

約数和(自身を除く): 2259067844

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 978797, 1957594, 3915188, 4893985, 9787970, 19575940, 100816091, 201632182, 403264364, 504080455, 1008160910, 2016321820]

約数ペア:

[(1, 2016321820), (2, 1008160910), (4, 504080455), (5, 403264364), (10, 201632182), (20, 100816091), (103, 19575940), (206, 9787970), (412, 4893985), (515, 3915188), (1030, 1957594), (2060, 978797)]