1809719674

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:539

約数の個数: 64

約数和(自身を含む): 3264307200

約数和(自身を除く): 1454587526

約数列:

[1, 2, 7, 14, 31, 62, 131, 139, 217, 229, 262, 278, 434, 458, 917, 973, 1603, 1834, 1946, 3206, 4061, 4309, 7099, 8122, 8618, 14198, 18209, 28427, 29999, 30163, 31831, 36418, 49693, 56854, 59998, 60326, 63662, 99386, 127463, 209993, 222817, 254926, 419986, 445634, 564479, 929969, 986761, 1128958, 1859938, 1973522, 3951353, 4169861, 6509783, 6907327, 7902706, 8339722, 13019566, 13814654, 29189027, 58378054, 129265691, 258531382, 904859837, 1809719674]

約数ペア:

[(1, 1809719674), (2, 904859837), (7, 258531382), (14, 129265691), (31, 58378054), (62, 29189027), (131, 13814654), (139, 13019566), (217, 8339722), (229, 7902706), (262, 6907327), (278, 6509783), (434, 4169861), (458, 3951353), (917, 1973522), (973, 1859938), (1603, 1128958), (1834, 986761), (1946, 929969), (3206, 564479), (4061, 445634), (4309, 419986), (7099, 254926), (8122, 222817), (8618, 209993), (14198, 127463), (18209, 99386), (28427, 63662), (29999, 60326), (30163, 59998), (31831, 56854), (36418, 49693)]