19991710908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{42717331}}^1$

素因数の和:42717354

約数の個数: 36

約数和(自身を含む): 54421880968

約数和(自身を除く): 34430170060

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 42717331, 85434662, 128151993, 170869324, 256303986, 384455979, 512607972, 555325303, 768911958, 1110650606, 1537823916, 1665975909, 2221301212, 3331951818, 4997927727, 6663903636, 9995855454, 19991710908]

約数ペア:

[(1, 19991710908), (2, 9995855454), (3, 6663903636), (4, 4997927727), (6, 3331951818), (9, 2221301212), (12, 1665975909), (13, 1537823916), (18, 1110650606), (26, 768911958), (36, 555325303), (39, 512607972), (52, 384455979), (78, 256303986), (117, 170869324), (156, 128151993), (234, 85434662), (468, 42717331)]