20439852

素因数分解:

$2^2\times 3^1\times {\mathrm{137}}^1\times {\mathrm{12433}}^1$

素因数の和:12577

約数の個数: 24

約数和(自身を含む): 48044976

約数和(自身を除く): 27605124

約数列:

[1, 2, 3, 4, 6, 12, 137, 274, 411, 548, 822, 1644, 12433, 24866, 37299, 49732, 74598, 149196, 1703321, 3406642, 5109963, 6813284, 10219926, 20439852]

約数ペア:

[(1, 20439852), (2, 10219926), (3, 6813284), (4, 5109963), (6, 3406642), (12, 1703321), (137, 149196), (274, 74598), (411, 49732), (548, 37299), (822, 24866), (1644, 12433)]