20227956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{937}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 54208896

約数和(自身を除く): 33980940

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257, 514, 771, 937, 1028, 1542, 1799, 1874, 2811, 3084, 3598, 3748, 5397, 5622, 6559, 7196, 10794, 11244, 13118, 19677, 21588, 26236, 39354, 78708, 240809, 481618, 722427, 963236, 1444854, 1685663, 2889708, 3371326, 5056989, 6742652, 10113978, 20227956]

約数ペア:

[(1, 20227956), (2, 10113978), (3, 6742652), (4, 5056989), (6, 3371326), (7, 2889708), (12, 1685663), (14, 1444854), (21, 963236), (28, 722427), (42, 481618), (84, 240809), (257, 78708), (514, 39354), (771, 26236), (937, 21588), (1028, 19677), (1542, 13118), (1799, 11244), (1874, 10794), (2811, 7196), (3084, 6559), (3598, 5622), (3748, 5397)]