19235104

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1997}}^1$

素因数の和:2057

約数の個数: 48

約数和(自身を含む): 44307648

約数和(自身を除く): 25072544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 86, 112, 172, 224, 301, 344, 602, 688, 1204, 1376, 1997, 2408, 3994, 4816, 7988, 9632, 13979, 15976, 27958, 31952, 55916, 63904, 85871, 111832, 171742, 223664, 343484, 447328, 601097, 686968, 1202194, 1373936, 2404388, 2747872, 4808776, 9617552, 19235104]

約数ペア:

[(1, 19235104), (2, 9617552), (4, 4808776), (7, 2747872), (8, 2404388), (14, 1373936), (16, 1202194), (28, 686968), (32, 601097), (43, 447328), (56, 343484), (86, 223664), (112, 171742), (172, 111832), (224, 85871), (301, 63904), (344, 55916), (602, 31952), (688, 27958), (1204, 15976), (1376, 13979), (1997, 9632), (2408, 7988), (3994, 4816)]