20783616

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{1933}}^1$

素因数の和:1961

約数の個数: 80

約数和(自身を含む): 63311424

約数和(自身を除く): 42527808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 1344, 1536, 1792, 1933, 2688, 3584, 3866, 5376, 5799, 7732, 10752, 11598, 13531, 15464, 23196, 27062, 30928, 40593, 46392, 54124, 61856, 81186, 92784, 108248, 123712, 162372, 185568, 216496, 247424, 324744, 371136, 432992, 494848, 649488, 742272, 865984, 989696, 1298976, 1484544, 1731968, 2597952, 2969088, 3463936, 5195904, 6927872, 10391808, 20783616]

約数ペア:

[(1, 20783616), (2, 10391808), (3, 6927872), (4, 5195904), (6, 3463936), (7, 2969088), (8, 2597952), (12, 1731968), (14, 1484544), (16, 1298976), (21, 989696), (24, 865984), (28, 742272), (32, 649488), (42, 494848), (48, 432992), (56, 371136), (64, 324744), (84, 247424), (96, 216496), (112, 185568), (128, 162372), (168, 123712), (192, 108248), (224, 92784), (256, 81186), (336, 61856), (384, 54124), (448, 46392), (512, 40593), (672, 30928), (768, 27062), (896, 23196), (1344, 15464), (1536, 13531), (1792, 11598), (1933, 10752), (2688, 7732), (3584, 5799), (3866, 5376)]