20288519925

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1946141}}^1$

素因数の和:1946293

約数の個数: 24

約数和(自身を含む): 33785025120

約数和(自身を除く): 13496505195

約数列:

[1, 3, 5, 15, 25, 75, 139, 417, 695, 2085, 3475, 10425, 1946141, 5838423, 9730705, 29192115, 48653525, 145960575, 270513599, 811540797, 1352567995, 4057703985, 6762839975, 20288519925]

約数ペア:

[(1, 20288519925), (3, 6762839975), (5, 4057703985), (15, 1352567995), (25, 811540797), (75, 270513599), (139, 145960575), (417, 48653525), (695, 29192115), (2085, 9730705), (3475, 5838423), (10425, 1946141)]