18783042908

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{188911}}^1$

素因数の和:189042

約数の個数: 48

約数和(自身を含む): 38846352384

約数和(自身を除く): 20063309476

約数列:

[1, 2, 4, 7, 14, 28, 53, 67, 106, 134, 212, 268, 371, 469, 742, 938, 1484, 1876, 3551, 7102, 14204, 24857, 49714, 99428, 188911, 377822, 755644, 1322377, 2644754, 5289508, 10012283, 12657037, 20024566, 25314074, 40049132, 50628148, 70085981, 88599259, 140171962, 177198518, 280343924, 354397036, 670822961, 1341645922, 2683291844, 4695760727, 9391521454, 18783042908]

約数ペア:

[(1, 18783042908), (2, 9391521454), (4, 4695760727), (7, 2683291844), (14, 1341645922), (28, 670822961), (53, 354397036), (67, 280343924), (106, 177198518), (134, 140171962), (212, 88599259), (268, 70085981), (371, 50628148), (469, 40049132), (742, 25314074), (938, 20024566), (1484, 12657037), (1876, 10012283), (3551, 5289508), (7102, 2644754), (14204, 1322377), (24857, 755644), (49714, 377822), (99428, 188911)]