2051255988

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{617}}^1$

素因数の和:995

約数の個数: 120

約数和(自身を含む): 5561090304

約数和(自身を除く): 3509834316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 279, 324, 331, 372, 558, 617, 662, 837, 993, 1116, 1234, 1324, 1674, 1851, 1986, 2468, 2511, 2979, 3348, 3702, 3972, 5022, 5553, 5958, 7404, 8937, 10044, 10261, 11106, 11916, 16659, 17874, 19127, 20522, 22212, 26811, 30783, 33318, 35748, 38254, 41044, 49977, 53622, 57381, 61566, 66636, 76508, 92349, 99954, 107244, 114762, 123132, 172143, 184698, 199908, 204227, 229524, 277047, 344286, 369396, 408454, 516429, 554094, 612681, 688572, 816908, 831141, 1032858, 1108188, 1225362, 1549287, 1662282, 1838043, 2065716, 2450724, 3098574, 3324564, 3676086, 5514129, 6197148, 6331037, 7352172, 11028258, 12662074, 16542387, 18993111, 22056516, 25324148, 33084774, 37986222, 56979333, 66169548, 75972444, 113958666, 170937999, 227917332, 341875998, 512813997, 683751996, 1025627994, 2051255988]

約数ペア:

[(1, 2051255988), (2, 1025627994), (3, 683751996), (4, 512813997), (6, 341875998), (9, 227917332), (12, 170937999), (18, 113958666), (27, 75972444), (31, 66169548), (36, 56979333), (54, 37986222), (62, 33084774), (81, 25324148), (93, 22056516), (108, 18993111), (124, 16542387), (162, 12662074), (186, 11028258), (279, 7352172), (324, 6331037), (331, 6197148), (372, 5514129), (558, 3676086), (617, 3324564), (662, 3098574), (837, 2450724), (993, 2065716), (1116, 1838043), (1234, 1662282), (1324, 1549287), (1674, 1225362), (1851, 1108188), (1986, 1032858), (2468, 831141), (2511, 816908), (2979, 688572), (3348, 612681), (3702, 554094), (3972, 516429), (5022, 408454), (5553, 369396), (5958, 344286), (7404, 277047), (8937, 229524), (10044, 204227), (10261, 199908), (11106, 184698), (11916, 172143), (16659, 123132), (17874, 114762), (19127, 107244), (20522, 99954), (22212, 92349), (26811, 76508), (30783, 66636), (33318, 61566), (35748, 57381), (38254, 53622), (41044, 49977)]