20010984

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{383}}^1$

素因数の和:710

約数の個数: 64

約数和(自身を含む): 57507840

約数和(自身を除く): 37496856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 311, 383, 622, 766, 933, 1149, 1244, 1532, 1866, 2177, 2298, 2488, 2681, 3064, 3732, 4354, 4596, 5362, 6531, 7464, 8043, 8708, 9192, 10724, 13062, 16086, 17416, 21448, 26124, 32172, 52248, 64344, 119113, 238226, 357339, 476452, 714678, 833791, 952904, 1429356, 1667582, 2501373, 2858712, 3335164, 5002746, 6670328, 10005492, 20010984]

約数ペア:

[(1, 20010984), (2, 10005492), (3, 6670328), (4, 5002746), (6, 3335164), (7, 2858712), (8, 2501373), (12, 1667582), (14, 1429356), (21, 952904), (24, 833791), (28, 714678), (42, 476452), (56, 357339), (84, 238226), (168, 119113), (311, 64344), (383, 52248), (622, 32172), (766, 26124), (933, 21448), (1149, 17416), (1244, 16086), (1532, 13062), (1866, 10724), (2177, 9192), (2298, 8708), (2488, 8043), (2681, 7464), (3064, 6531), (3732, 5362), (4354, 4596)]