19345275

素因数分解:

$3^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{677}}^1$

素因数の和:820

約数の個数: 36

約数和(自身を含む): 34973952

約数和(自身を除く): 15628677

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 127, 225, 381, 635, 677, 1143, 1905, 2031, 3175, 3385, 5715, 6093, 9525, 10155, 16925, 28575, 30465, 50775, 85979, 152325, 257937, 429895, 773811, 1289685, 2149475, 3869055, 6448425, 19345275]

約数ペア:

[(1, 19345275), (3, 6448425), (5, 3869055), (9, 2149475), (15, 1289685), (25, 773811), (45, 429895), (75, 257937), (127, 152325), (225, 85979), (381, 50775), (635, 30465), (677, 28575), (1143, 16925), (1905, 10155), (2031, 9525), (3175, 6093), (3385, 5715)]