18757956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2087}}^1$

素因数の和:2208

約数の個数: 48

約数和(自身を含む): 50512896

約数和(自身を除く): 31754940

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 107, 214, 321, 428, 642, 749, 1284, 1498, 2087, 2247, 2996, 4174, 4494, 6261, 8348, 8988, 12522, 14609, 25044, 29218, 43827, 58436, 87654, 175308, 223309, 446618, 669927, 893236, 1339854, 1563163, 2679708, 3126326, 4689489, 6252652, 9378978, 18757956]

約数ペア:

[(1, 18757956), (2, 9378978), (3, 6252652), (4, 4689489), (6, 3126326), (7, 2679708), (12, 1563163), (14, 1339854), (21, 893236), (28, 669927), (42, 446618), (84, 223309), (107, 175308), (214, 87654), (321, 58436), (428, 43827), (642, 29218), (749, 25044), (1284, 14609), (1498, 12522), (2087, 8988), (2247, 8348), (2996, 6261), (4174, 4494)]