18950206719

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1181}}^1\times {\mathrm{3163}}^1$

素因数の和:4455

約数の個数: 32

約数和(自身を含む): 26926905600

約数和(自身を除く): 7976698881

約数列:

[1, 3, 19, 57, 89, 267, 1181, 1691, 3163, 3543, 5073, 9489, 22439, 60097, 67317, 105109, 180291, 281507, 315327, 844521, 1997071, 3735503, 5348633, 5991213, 11206509, 16045899, 70974557, 212923671, 332459767, 997379301, 6316735573, 18950206719]

約数ペア:

[(1, 18950206719), (3, 6316735573), (19, 997379301), (57, 332459767), (89, 212923671), (267, 70974557), (1181, 16045899), (1691, 11206509), (3163, 5991213), (3543, 5348633), (5073, 3735503), (9489, 1997071), (22439, 844521), (60097, 315327), (67317, 281507), (105109, 180291)]