17897964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3001}}^1$

素因数の和:3086

約数の個数: 48

約数和(自身を含む): 48416256

約数和(自身を除く): 30518292

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, 3001, 5964, 6002, 9003, 12004, 18006, 21007, 36012, 42014, 63021, 84028, 126042, 213071, 252084, 426142, 639213, 852284, 1278426, 1491497, 2556852, 2982994, 4474491, 5965988, 8948982, 17897964]

約数ペア:

[(1, 17897964), (2, 8948982), (3, 5965988), (4, 4474491), (6, 2982994), (7, 2556852), (12, 1491497), (14, 1278426), (21, 852284), (28, 639213), (42, 426142), (71, 252084), (84, 213071), (142, 126042), (213, 84028), (284, 63021), (426, 42014), (497, 36012), (852, 21007), (994, 18006), (1491, 12004), (1988, 9003), (2982, 6002), (3001, 5964)]