20385183742

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1409}}^1\times {\mathrm{13421}}^1$

素因数の和:14857

約数の個数: 48

約数和(自身を含む): 38834141040

約数和(自身を除く): 18448957298

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 1409, 2818, 9863, 13421, 15499, 19726, 26842, 30998, 69041, 93947, 108493, 138082, 147631, 187894, 216986, 295262, 657629, 759451, 1033417, 1315258, 1518902, 2066834, 7233919, 14467838, 18910189, 37820378, 132371323, 208012079, 264742646, 416024158, 926599261, 1456084553, 1853198522, 2912169106, 10192591871, 20385183742]

約数ペア:

[(1, 20385183742), (2, 10192591871), (7, 2912169106), (11, 1853198522), (14, 1456084553), (22, 926599261), (49, 416024158), (77, 264742646), (98, 208012079), (154, 132371323), (539, 37820378), (1078, 18910189), (1409, 14467838), (2818, 7233919), (9863, 2066834), (13421, 1518902), (15499, 1315258), (19726, 1033417), (26842, 759451), (30998, 657629), (69041, 295262), (93947, 216986), (108493, 187894), (138082, 147631)]