1900191018

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:748

約数の個数: 96

約数和(自身を含む): 4331722752

約数和(自身を除く): 2431531734

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 121, 127, 222, 242, 254, 363, 381, 407, 557, 726, 762, 814, 1114, 1221, 1397, 1671, 2442, 2794, 3342, 4191, 4477, 4699, 6127, 8382, 8954, 9398, 12254, 13431, 14097, 15367, 18381, 20609, 26862, 28194, 30734, 36762, 41218, 46101, 51689, 61827, 67397, 70739, 92202, 103378, 123654, 134794, 141478, 155067, 202191, 212217, 226699, 310134, 404382, 424434, 453398, 568579, 680097, 778129, 1137158, 1360194, 1556258, 1705737, 2334387, 2493689, 2617343, 3411474, 4668774, 4987378, 5234686, 7481067, 7852029, 8559419, 14962134, 15704058, 17118838, 25678257, 28790773, 51356514, 57581546, 86372319, 172744638, 316698503, 633397006, 950095509, 1900191018]

約数ペア:

[(1, 1900191018), (2, 950095509), (3, 633397006), (6, 316698503), (11, 172744638), (22, 86372319), (33, 57581546), (37, 51356514), (66, 28790773), (74, 25678257), (111, 17118838), (121, 15704058), (127, 14962134), (222, 8559419), (242, 7852029), (254, 7481067), (363, 5234686), (381, 4987378), (407, 4668774), (557, 3411474), (726, 2617343), (762, 2493689), (814, 2334387), (1114, 1705737), (1221, 1556258), (1397, 1360194), (1671, 1137158), (2442, 778129), (2794, 680097), (3342, 568579), (4191, 453398), (4477, 424434), (4699, 404382), (6127, 310134), (8382, 226699), (8954, 212217), (9398, 202191), (12254, 155067), (13431, 141478), (14097, 134794), (15367, 123654), (18381, 103378), (20609, 92202), (26862, 70739), (28194, 67397), (30734, 61827), (36762, 51689), (41218, 46101)]