18564700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2411}}^1$

素因数の和:2443

約数の個数: 72

約数和(自身を含む): 50246784

約数和(自身を除く): 31682084

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 2411, 3850, 4822, 7700, 9644, 12055, 16877, 24110, 26521, 33754, 48220, 53042, 60275, 67508, 84385, 106084, 120550, 132605, 168770, 185647, 241100, 265210, 337540, 371294, 421925, 530420, 663025, 742588, 843850, 928235, 1326050, 1687700, 1856470, 2652100, 3712940, 4641175, 9282350, 18564700]

約数ペア:

[(1, 18564700), (2, 9282350), (4, 4641175), (5, 3712940), (7, 2652100), (10, 1856470), (11, 1687700), (14, 1326050), (20, 928235), (22, 843850), (25, 742588), (28, 663025), (35, 530420), (44, 421925), (50, 371294), (55, 337540), (70, 265210), (77, 241100), (100, 185647), (110, 168770), (140, 132605), (154, 120550), (175, 106084), (220, 84385), (275, 67508), (308, 60275), (350, 53042), (385, 48220), (550, 33754), (700, 26521), (770, 24110), (1100, 16877), (1540, 12055), (1925, 9644), (2411, 7700), (3850, 4822)]