20178984

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{17159}}^1$

素因数の和:17182

約数の個数: 48

約数和(自身を含む): 58687200

約数和(自身を除く): 38508216

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 17159, 34318, 51477, 68636, 102954, 120113, 137272, 205908, 240226, 360339, 411816, 480452, 720678, 840791, 960904, 1441356, 1681582, 2522373, 2882712, 3363164, 5044746, 6726328, 10089492, 20178984]

約数ペア:

[(1, 20178984), (2, 10089492), (3, 6726328), (4, 5044746), (6, 3363164), (7, 2882712), (8, 2522373), (12, 1681582), (14, 1441356), (21, 960904), (24, 840791), (28, 720678), (42, 480452), (49, 411816), (56, 360339), (84, 240226), (98, 205908), (147, 137272), (168, 120113), (196, 102954), (294, 68636), (392, 51477), (588, 34318), (1176, 17159)]