20306664

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{937}}^1$

素因数の和:999

約数の個数: 96

約数和(自身を含む): 64384320

約数和(自身を除く): 44077656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 43, 56, 63, 72, 84, 86, 126, 129, 168, 172, 252, 258, 301, 344, 387, 504, 516, 602, 774, 903, 937, 1032, 1204, 1548, 1806, 1874, 2408, 2709, 2811, 3096, 3612, 3748, 5418, 5622, 6559, 7224, 7496, 8433, 10836, 11244, 13118, 16866, 19677, 21672, 22488, 26236, 33732, 39354, 40291, 52472, 59031, 67464, 78708, 80582, 118062, 120873, 157416, 161164, 236124, 241746, 282037, 322328, 362619, 472248, 483492, 564074, 725238, 846111, 966984, 1128148, 1450476, 1692222, 2256296, 2538333, 2900952, 3384444, 5076666, 6768888, 10153332, 20306664]

約数ペア:

[(1, 20306664), (2, 10153332), (3, 6768888), (4, 5076666), (6, 3384444), (7, 2900952), (8, 2538333), (9, 2256296), (12, 1692222), (14, 1450476), (18, 1128148), (21, 966984), (24, 846111), (28, 725238), (36, 564074), (42, 483492), (43, 472248), (56, 362619), (63, 322328), (72, 282037), (84, 241746), (86, 236124), (126, 161164), (129, 157416), (168, 120873), (172, 118062), (252, 80582), (258, 78708), (301, 67464), (344, 59031), (387, 52472), (504, 40291), (516, 39354), (602, 33732), (774, 26236), (903, 22488), (937, 21672), (1032, 19677), (1204, 16866), (1548, 13118), (1806, 11244), (1874, 10836), (2408, 8433), (2709, 7496), (2811, 7224), (3096, 6559), (3612, 5622), (3748, 5418)]