1640348547838

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1955501}}^1$

素因数の和:1955953

約数の個数: 64

約数和(自身を含む): 3311525306880

約数和(自身を除く): 1671176759042

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 419, 838, 1001, 2002, 2933, 4609, 5447, 5866, 9218, 10894, 32263, 38129, 59917, 64526, 76258, 119834, 419419, 838838, 1955501, 3911002, 13688507, 21510511, 25421513, 27377014, 43021022, 50843026, 150573577, 177950591, 279636643, 301147154, 355901182, 559273286, 819354919, 1638709838, 1957456501, 3914913002, 5735484433, 9012904109, 10651613947, 11470968866, 18025808218, 21303227894, 63090328763, 74561297629, 117167753417, 126180657526, 149122595258, 234335506834, 820174273919, 1640348547838]

約数ペア:

[(1, 1640348547838), (2, 820174273919), (7, 234335506834), (11, 149122595258), (13, 126180657526), (14, 117167753417), (22, 74561297629), (26, 63090328763), (77, 21303227894), (91, 18025808218), (143, 11470968866), (154, 10651613947), (182, 9012904109), (286, 5735484433), (419, 3914913002), (838, 1957456501), (1001, 1638709838), (2002, 819354919), (2933, 559273286), (4609, 355901182), (5447, 301147154), (5866, 279636643), (9218, 177950591), (10894, 150573577), (32263, 50843026), (38129, 43021022), (59917, 27377014), (64526, 25421513), (76258, 21510511), (119834, 13688507), (419419, 3911002), (838838, 1955501)]