19007268

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3187}}^1$

素因数の和:3272

約数の個数: 48

約数和(自身を含む): 51416064

約数和(自身を除く): 32408796

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, 3187, 5964, 6374, 9561, 12748, 19122, 22309, 38244, 44618, 66927, 89236, 133854, 226277, 267708, 452554, 678831, 905108, 1357662, 1583939, 2715324, 3167878, 4751817, 6335756, 9503634, 19007268]

約数ペア:

[(1, 19007268), (2, 9503634), (3, 6335756), (4, 4751817), (6, 3167878), (7, 2715324), (12, 1583939), (14, 1357662), (21, 905108), (28, 678831), (42, 452554), (71, 267708), (84, 226277), (142, 133854), (213, 89236), (284, 66927), (426, 44618), (497, 38244), (852, 22309), (994, 19122), (1491, 12748), (1988, 9561), (2982, 6374), (3187, 5964)]