19868928

素因数分解:

$2^8\times 3^1\times {\mathrm{41}}^1\times {\mathrm{631}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 54255936

約数和(自身を除く): 34387008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 256, 328, 384, 492, 631, 656, 768, 984, 1262, 1312, 1893, 1968, 2524, 2624, 3786, 3936, 5048, 5248, 7572, 7872, 10096, 10496, 15144, 15744, 20192, 25871, 30288, 31488, 40384, 51742, 60576, 77613, 80768, 103484, 121152, 155226, 161536, 206968, 242304, 310452, 413936, 484608, 620904, 827872, 1241808, 1655744, 2483616, 3311488, 4967232, 6622976, 9934464, 19868928]

約数ペア:

[(1, 19868928), (2, 9934464), (3, 6622976), (4, 4967232), (6, 3311488), (8, 2483616), (12, 1655744), (16, 1241808), (24, 827872), (32, 620904), (41, 484608), (48, 413936), (64, 310452), (82, 242304), (96, 206968), (123, 161536), (128, 155226), (164, 121152), (192, 103484), (246, 80768), (256, 77613), (328, 60576), (384, 51742), (492, 40384), (631, 31488), (656, 30288), (768, 25871), (984, 20192), (1262, 15744), (1312, 15144), (1893, 10496), (1968, 10096), (2524, 7872), (2624, 7572), (3786, 5248), (3936, 5048)]