20196148905

素因数分解:

$3^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{340777}}^1$

素因数の和:341230

約数の個数: 32

約数和(自身を含む): 35986156800

約数和(自身を除く): 15790007895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 439, 1317, 2195, 3951, 6585, 11853, 19755, 59265, 340777, 1022331, 1703885, 3066993, 5111655, 9200979, 15334965, 46004895, 149601103, 448803309, 748005515, 1346409927, 2244016545, 4039229781, 6732049635, 20196148905]

約数ペア:

[(1, 20196148905), (3, 6732049635), (5, 4039229781), (9, 2244016545), (15, 1346409927), (27, 748005515), (45, 448803309), (135, 149601103), (439, 46004895), (1317, 15334965), (2195, 9200979), (3951, 5111655), (6585, 3066993), (11853, 1703885), (19755, 1022331), (59265, 340777)]