20185312

素因数分解:

$2^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{929}}^1$

素因数の和:1043

約数の個数: 48

約数和(自身を含む): 45934560

約数和(自身を除く): 25749248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 97, 112, 194, 224, 388, 679, 776, 929, 1358, 1552, 1858, 2716, 3104, 3716, 5432, 6503, 7432, 10864, 13006, 14864, 21728, 26012, 29728, 52024, 90113, 104048, 180226, 208096, 360452, 630791, 720904, 1261582, 1441808, 2523164, 2883616, 5046328, 10092656, 20185312]

約数ペア:

[(1, 20185312), (2, 10092656), (4, 5046328), (7, 2883616), (8, 2523164), (14, 1441808), (16, 1261582), (28, 720904), (32, 630791), (56, 360452), (97, 208096), (112, 180226), (194, 104048), (224, 90113), (388, 52024), (679, 29728), (776, 26012), (929, 21728), (1358, 14864), (1552, 13006), (1858, 10864), (2716, 7432), (3104, 6503), (3716, 5432)]