19755708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{937}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 52948224

約数和(自身を除く): 33192516

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251, 502, 753, 937, 1004, 1506, 1757, 1874, 2811, 3012, 3514, 3748, 5271, 5622, 6559, 7028, 10542, 11244, 13118, 19677, 21084, 26236, 39354, 78708, 235187, 470374, 705561, 940748, 1411122, 1646309, 2822244, 3292618, 4938927, 6585236, 9877854, 19755708]

約数ペア:

[(1, 19755708), (2, 9877854), (3, 6585236), (4, 4938927), (6, 3292618), (7, 2822244), (12, 1646309), (14, 1411122), (21, 940748), (28, 705561), (42, 470374), (84, 235187), (251, 78708), (502, 39354), (753, 26236), (937, 21084), (1004, 19677), (1506, 13118), (1757, 11244), (1874, 10542), (2811, 7028), (3012, 6559), (3514, 5622), (3748, 5271)]