18804947824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2699}}^1$

素因数の和:2823

約数の個数: 160

約数和(自身を含む): 43309728000

約数和(自身を除く): 24504780176

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 41, 43, 52, 76, 82, 86, 104, 152, 164, 172, 208, 247, 304, 328, 344, 494, 533, 559, 656, 688, 779, 817, 988, 1066, 1118, 1558, 1634, 1763, 1976, 2132, 2236, 2699, 3116, 3268, 3526, 3952, 4264, 4472, 5398, 6232, 6536, 7052, 8528, 8944, 10127, 10621, 10796, 12464, 13072, 14104, 20254, 21242, 21592, 22919, 28208, 33497, 35087, 40508, 42484, 43184, 45838, 51281, 66994, 70174, 81016, 84968, 91676, 102562, 110659, 116057, 133988, 140348, 162032, 169936, 183352, 205124, 221318, 232114, 267976, 280696, 366704, 410248, 435461, 442636, 464228, 535952, 561392, 666653, 820496, 870922, 885272, 928456, 1333306, 1438567, 1508741, 1741844, 1770544, 1856912, 2102521, 2205083, 2666612, 2877134, 3017482, 3483688, 4205042, 4410166, 4758337, 5333224, 5754268, 6034964, 6967376, 8410084, 8820332, 9516674, 10666448, 11508536, 12069928, 16820168, 17640664, 19033348, 23017072, 24139856, 27332773, 28666079, 33640336, 35281328, 38066696, 54665546, 57332158, 61858381, 76133392, 90408403, 109331092, 114664316, 123716762, 180816806, 218662184, 229328632, 247433524, 361633612, 437324368, 458657264, 494867048, 723267224, 989734096, 1175309239, 1446534448, 2350618478, 4701236956, 9402473912, 18804947824]

約数ペア:

[(1, 18804947824), (2, 9402473912), (4, 4701236956), (8, 2350618478), (13, 1446534448), (16, 1175309239), (19, 989734096), (26, 723267224), (38, 494867048), (41, 458657264), (43, 437324368), (52, 361633612), (76, 247433524), (82, 229328632), (86, 218662184), (104, 180816806), (152, 123716762), (164, 114664316), (172, 109331092), (208, 90408403), (247, 76133392), (304, 61858381), (328, 57332158), (344, 54665546), (494, 38066696), (533, 35281328), (559, 33640336), (656, 28666079), (688, 27332773), (779, 24139856), (817, 23017072), (988, 19033348), (1066, 17640664), (1118, 16820168), (1558, 12069928), (1634, 11508536), (1763, 10666448), (1976, 9516674), (2132, 8820332), (2236, 8410084), (2699, 6967376), (3116, 6034964), (3268, 5754268), (3526, 5333224), (3952, 4758337), (4264, 4410166), (4472, 4205042), (5398, 3483688), (6232, 3017482), (6536, 2877134), (7052, 2666612), (8528, 2205083), (8944, 2102521), (10127, 1856912), (10621, 1770544), (10796, 1741844), (12464, 1508741), (13072, 1438567), (14104, 1333306), (20254, 928456), (21242, 885272), (21592, 870922), (22919, 820496), (28208, 666653), (33497, 561392), (35087, 535952), (40508, 464228), (42484, 442636), (43184, 435461), (45838, 410248), (51281, 366704), (66994, 280696), (70174, 267976), (81016, 232114), (84968, 221318), (91676, 205124), (102562, 183352), (110659, 169936), (116057, 162032), (133988, 140348)]