20619486

素因数分解:

$2^1\times 3^2\times {\mathrm{239}}^1\times {\mathrm{4793}}^1$

素因数の和:5040

約数の個数: 24

約数和(自身を含む): 44871840

約数和(自身を除く): 24252354

約数列:

[1, 2, 3, 6, 9, 18, 239, 478, 717, 1434, 2151, 4302, 4793, 9586, 14379, 28758, 43137, 86274, 1145527, 2291054, 3436581, 6873162, 10309743, 20619486]

約数ペア:

[(1, 20619486), (2, 10309743), (3, 6873162), (6, 3436581), (9, 2291054), (18, 1145527), (239, 86274), (478, 43137), (717, 28758), (1434, 14379), (2151, 9586), (4302, 4793)]