20181168

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{20021}}^1$

素因数の和:20042

約数の個数: 60

約数和(自身を含む): 64550928

約数和(自身を除く): 44369760

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 20021, 40042, 60063, 80084, 120126, 140147, 160168, 180189, 240252, 280294, 320336, 360378, 420441, 480504, 560588, 720756, 840882, 961008, 1121176, 1261323, 1441512, 1681764, 2242352, 2522646, 2883024, 3363528, 5045292, 6727056, 10090584, 20181168]

約数ペア:

[(1, 20181168), (2, 10090584), (3, 6727056), (4, 5045292), (6, 3363528), (7, 2883024), (8, 2522646), (9, 2242352), (12, 1681764), (14, 1441512), (16, 1261323), (18, 1121176), (21, 961008), (24, 840882), (28, 720756), (36, 560588), (42, 480504), (48, 420441), (56, 360378), (63, 320336), (72, 280294), (84, 240252), (112, 180189), (126, 160168), (144, 140147), (168, 120126), (252, 80084), (336, 60063), (504, 40042), (1008, 20021)]