18914700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{9007}}^1$

素因数の和:9031

約数の個数: 72

約数和(自身を含む): 62551552

約数和(自身を除く): 43636852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 9007, 18014, 27021, 36028, 45035, 54042, 63049, 90070, 108084, 126098, 135105, 180140, 189147, 225175, 252196, 270210, 315245, 378294, 450350, 540420, 630490, 675525, 756588, 900700, 945735, 1260980, 1351050, 1576225, 1891470, 2702100, 3152450, 3782940, 4728675, 6304900, 9457350, 18914700]

約数ペア:

[(1, 18914700), (2, 9457350), (3, 6304900), (4, 4728675), (5, 3782940), (6, 3152450), (7, 2702100), (10, 1891470), (12, 1576225), (14, 1351050), (15, 1260980), (20, 945735), (21, 900700), (25, 756588), (28, 675525), (30, 630490), (35, 540420), (42, 450350), (50, 378294), (60, 315245), (70, 270210), (75, 252196), (84, 225175), (100, 189147), (105, 180140), (140, 135105), (150, 126098), (175, 108084), (210, 90070), (300, 63049), (350, 54042), (420, 45035), (525, 36028), (700, 27021), (1050, 18014), (2100, 9007)]