19539912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1087}}^1$

素因数の和:1210

約数の個数: 64

約数和(自身を含む): 56401920

約数和(自身を除く): 36862008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 107, 168, 214, 321, 428, 642, 749, 856, 1087, 1284, 1498, 2174, 2247, 2568, 2996, 3261, 4348, 4494, 5992, 6522, 7609, 8696, 8988, 13044, 15218, 17976, 22827, 26088, 30436, 45654, 60872, 91308, 116309, 182616, 232618, 348927, 465236, 697854, 814163, 930472, 1395708, 1628326, 2442489, 2791416, 3256652, 4884978, 6513304, 9769956, 19539912]

約数ペア:

[(1, 19539912), (2, 9769956), (3, 6513304), (4, 4884978), (6, 3256652), (7, 2791416), (8, 2442489), (12, 1628326), (14, 1395708), (21, 930472), (24, 814163), (28, 697854), (42, 465236), (56, 348927), (84, 232618), (107, 182616), (168, 116309), (214, 91308), (321, 60872), (428, 45654), (642, 30436), (749, 26088), (856, 22827), (1087, 17976), (1284, 15218), (1498, 13044), (2174, 8988), (2247, 8696), (2568, 7609), (2996, 6522), (3261, 5992), (4348, 4494)]