16904412

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{37}}^2$

素因数の和:105

約数の個数: 108

約数和(自身を含む): 51214800

約数和(自身を除く): 34310388

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 49, 63, 74, 84, 98, 111, 126, 147, 148, 196, 222, 252, 259, 294, 333, 343, 441, 444, 518, 588, 666, 686, 777, 882, 1029, 1036, 1332, 1369, 1372, 1554, 1764, 1813, 2058, 2331, 2738, 3087, 3108, 3626, 4107, 4116, 4662, 5439, 5476, 6174, 7252, 8214, 9324, 9583, 10878, 12321, 12348, 12691, 16317, 16428, 19166, 21756, 24642, 25382, 28749, 32634, 38073, 38332, 49284, 50764, 57498, 65268, 67081, 76146, 86247, 114219, 114996, 134162, 152292, 172494, 201243, 228438, 268324, 344988, 402486, 456876, 469567, 603729, 804972, 939134, 1207458, 1408701, 1878268, 2414916, 2817402, 4226103, 5634804, 8452206, 16904412]

約数ペア:

[(1, 16904412), (2, 8452206), (3, 5634804), (4, 4226103), (6, 2817402), (7, 2414916), (9, 1878268), (12, 1408701), (14, 1207458), (18, 939134), (21, 804972), (28, 603729), (36, 469567), (37, 456876), (42, 402486), (49, 344988), (63, 268324), (74, 228438), (84, 201243), (98, 172494), (111, 152292), (126, 134162), (147, 114996), (148, 114219), (196, 86247), (222, 76146), (252, 67081), (259, 65268), (294, 57498), (333, 50764), (343, 49284), (441, 38332), (444, 38073), (518, 32634), (588, 28749), (666, 25382), (686, 24642), (777, 21756), (882, 19166), (1029, 16428), (1036, 16317), (1332, 12691), (1369, 12348), (1372, 12321), (1554, 10878), (1764, 9583), (1813, 9324), (2058, 8214), (2331, 7252), (2738, 6174), (3087, 5476), (3108, 5439), (3626, 4662), (4107, 4116)]