18992176

素因数分解:

$2^4\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1123}}^1$

素因数の和:1289

約数の個数: 40

約数和(自身を含む): 42370304

約数和(自身を除く): 23378128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 151, 302, 604, 1057, 1123, 1208, 2114, 2246, 2416, 4228, 4492, 7861, 8456, 8984, 15722, 16912, 17968, 31444, 62888, 125776, 169573, 339146, 678292, 1187011, 1356584, 2374022, 2713168, 4748044, 9496088, 18992176]

約数ペア:

[(1, 18992176), (2, 9496088), (4, 4748044), (7, 2713168), (8, 2374022), (14, 1356584), (16, 1187011), (28, 678292), (56, 339146), (112, 169573), (151, 125776), (302, 62888), (604, 31444), (1057, 17968), (1123, 16912), (1208, 15722), (2114, 8984), (2246, 8456), (2416, 7861), (4228, 4492)]