18255804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3061}}^1$

素因数の和:3146

約数の個数: 48

約数和(自身を含む): 49383936

約数和(自身を除く): 31128132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 3061, 5964, 6122, 9183, 12244, 18366, 21427, 36732, 42854, 64281, 85708, 128562, 217331, 257124, 434662, 651993, 869324, 1303986, 1521317, 2607972, 3042634, 4563951, 6085268, 9127902, 18255804]

約数ペア:

[(1, 18255804), (2, 9127902), (3, 6085268), (4, 4563951), (6, 3042634), (7, 2607972), (12, 1521317), (14, 1303986), (21, 869324), (28, 651993), (42, 434662), (71, 257124), (84, 217331), (142, 128562), (213, 85708), (284, 64281), (426, 42854), (497, 36732), (852, 21427), (994, 18366), (1491, 12244), (1988, 9183), (2982, 6122), (3061, 5964)]