18977376

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17971}}^1$

素因数の和:17995

約数の個数: 48

約数和(自身を含む): 54347328

約数和(自身を除く): 35369952

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 17971, 35942, 53913, 71884, 107826, 143768, 197681, 215652, 287536, 395362, 431304, 575072, 593043, 790724, 862608, 1186086, 1581448, 1725216, 2372172, 3162896, 4744344, 6325792, 9488688, 18977376]

約数ペア:

[(1, 18977376), (2, 9488688), (3, 6325792), (4, 4744344), (6, 3162896), (8, 2372172), (11, 1725216), (12, 1581448), (16, 1186086), (22, 862608), (24, 790724), (32, 593043), (33, 575072), (44, 431304), (48, 395362), (66, 287536), (88, 215652), (96, 197681), (132, 143768), (176, 107826), (264, 71884), (352, 53913), (528, 35942), (1056, 17971)]