19553904

素因数分解:

$2^4\times 3^2\times {\mathrm{251}}^1\times {\mathrm{541}}^1$

素因数の和:806

約数の個数: 60

約数和(自身を含む): 55043352

約数和(自身を除く): 35489448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 251, 502, 541, 753, 1004, 1082, 1506, 1623, 2008, 2164, 2259, 3012, 3246, 4016, 4328, 4518, 4869, 6024, 6492, 8656, 9036, 9738, 12048, 12984, 18072, 19476, 25968, 36144, 38952, 77904, 135791, 271582, 407373, 543164, 814746, 1086328, 1222119, 1629492, 2172656, 2444238, 3258984, 4888476, 6517968, 9776952, 19553904]

約数ペア:

[(1, 19553904), (2, 9776952), (3, 6517968), (4, 4888476), (6, 3258984), (8, 2444238), (9, 2172656), (12, 1629492), (16, 1222119), (18, 1086328), (24, 814746), (36, 543164), (48, 407373), (72, 271582), (144, 135791), (251, 77904), (502, 38952), (541, 36144), (753, 25968), (1004, 19476), (1082, 18072), (1506, 12984), (1623, 12048), (2008, 9738), (2164, 9036), (2259, 8656), (3012, 6492), (3246, 6024), (4016, 4869), (4328, 4518)]