18856344

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{4649}}^1$

素因数の和:4684

約数の個数: 48

約数和(自身を含む): 51057000

約数和(自身を除く): 32200656

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 4649, 9298, 13947, 18596, 27894, 37192, 55788, 60437, 111576, 120874, 181311, 241748, 362622, 483496, 725244, 785681, 1450488, 1571362, 2357043, 3142724, 4714086, 6285448, 9428172, 18856344]

約数ペア:

[(1, 18856344), (2, 9428172), (3, 6285448), (4, 4714086), (6, 3142724), (8, 2357043), (12, 1571362), (13, 1450488), (24, 785681), (26, 725244), (39, 483496), (52, 362622), (78, 241748), (104, 181311), (156, 120874), (169, 111576), (312, 60437), (338, 55788), (507, 37192), (676, 27894), (1014, 18596), (1352, 13947), (2028, 9298), (4056, 4649)]