20131784068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{877}}^1\times {\mathrm{3323}}^1$

素因数の和:4372

約数の個数: 48

約数和(自身を含む): 38733960384

約数和(自身を除く): 18602176316

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 877, 1727, 1754, 3323, 3454, 3508, 6646, 6908, 9647, 13292, 19294, 36553, 38588, 73106, 137689, 146212, 275378, 521711, 550756, 1043422, 1514579, 2086844, 2914271, 3029158, 5738821, 5828542, 6058316, 11477642, 11657084, 22955284, 32056981, 64113962, 128227924, 457540547, 915081094, 1830162188, 5032946017, 10065892034, 20131784068]

約数ペア:

[(1, 20131784068), (2, 10065892034), (4, 5032946017), (11, 1830162188), (22, 915081094), (44, 457540547), (157, 128227924), (314, 64113962), (628, 32056981), (877, 22955284), (1727, 11657084), (1754, 11477642), (3323, 6058316), (3454, 5828542), (3508, 5738821), (6646, 3029158), (6908, 2914271), (9647, 2086844), (13292, 1514579), (19294, 1043422), (36553, 550756), (38588, 521711), (73106, 275378), (137689, 146212)]