20689824

素因数分解:

$2^5\times 3^1\times {\mathrm{127}}^1\times {\mathrm{1697}}^1$

素因数の和:1837

約数の個数: 48

約数和(自身を含む): 54770688

約数和(自身を除く): 34080864

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 127, 254, 381, 508, 762, 1016, 1524, 1697, 2032, 3048, 3394, 4064, 5091, 6096, 6788, 10182, 12192, 13576, 20364, 27152, 40728, 54304, 81456, 162912, 215519, 431038, 646557, 862076, 1293114, 1724152, 2586228, 3448304, 5172456, 6896608, 10344912, 20689824]

約数ペア:

[(1, 20689824), (2, 10344912), (3, 6896608), (4, 5172456), (6, 3448304), (8, 2586228), (12, 1724152), (16, 1293114), (24, 862076), (32, 646557), (48, 431038), (96, 215519), (127, 162912), (254, 81456), (381, 54304), (508, 40728), (762, 27152), (1016, 20364), (1524, 13576), (1697, 12192), (2032, 10182), (3048, 6788), (3394, 6096), (4064, 5091)]