20181618496

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1\times {\mathrm{619}}^1$

素因数の和:1056

約数の個数: 112

約数和(自身を含む): 43653456000

約数和(自身を除く): 23471837504

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 149, 208, 263, 298, 416, 526, 596, 619, 832, 1052, 1192, 1238, 1937, 2104, 2384, 2476, 3419, 3874, 4208, 4768, 4952, 6838, 7748, 8047, 8416, 9536, 9904, 13676, 15496, 16094, 16832, 19808, 27352, 30992, 32188, 39187, 39616, 54704, 61984, 64376, 78374, 92231, 109408, 123968, 128752, 156748, 162797, 184462, 218816, 257504, 313496, 325594, 368924, 509431, 515008, 626992, 651188, 737848, 1018862, 1199003, 1253984, 1302376, 1475696, 2037724, 2116361, 2398006, 2507968, 2604752, 2951392, 4075448, 4232722, 4796012, 5209504, 5902784, 8150896, 8465444, 9592024, 10419008, 16301792, 16930888, 19184048, 24256753, 32603584, 33861776, 38368096, 48513506, 67723552, 76736192, 97027012, 135447104, 194054024, 315337789, 388108048, 630675578, 776216096, 1261351156, 1552432192, 2522702312, 5045404624, 10090809248, 20181618496]

約数ペア:

[(1, 20181618496), (2, 10090809248), (4, 5045404624), (8, 2522702312), (13, 1552432192), (16, 1261351156), (26, 776216096), (32, 630675578), (52, 388108048), (64, 315337789), (104, 194054024), (149, 135447104), (208, 97027012), (263, 76736192), (298, 67723552), (416, 48513506), (526, 38368096), (596, 33861776), (619, 32603584), (832, 24256753), (1052, 19184048), (1192, 16930888), (1238, 16301792), (1937, 10419008), (2104, 9592024), (2384, 8465444), (2476, 8150896), (3419, 5902784), (3874, 5209504), (4208, 4796012), (4768, 4232722), (4952, 4075448), (6838, 2951392), (7748, 2604752), (8047, 2507968), (8416, 2398006), (9536, 2116361), (9904, 2037724), (13676, 1475696), (15496, 1302376), (16094, 1253984), (16832, 1199003), (19808, 1018862), (27352, 737848), (30992, 651188), (32188, 626992), (39187, 515008), (39616, 509431), (54704, 368924), (61984, 325594), (64376, 313496), (78374, 257504), (92231, 218816), (109408, 184462), (123968, 162797), (128752, 156748)]