20286075

素因数分解:

$3^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1373}}^1$

素因数の和:1583

約数の個数: 24

約数和(自身を含む): 33734448

約数和(自身を除く): 13448373

約数列:

[1, 3, 5, 15, 25, 75, 197, 591, 985, 1373, 2955, 4119, 4925, 6865, 14775, 20595, 34325, 102975, 270481, 811443, 1352405, 4057215, 6762025, 20286075]

約数ペア:

[(1, 20286075), (3, 6762025), (5, 4057215), (15, 1352405), (25, 811443), (75, 270481), (197, 102975), (591, 34325), (985, 20595), (1373, 14775), (2955, 6865), (4119, 4925)]