16619538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3001}}^1$

素因数の和:3090

約数の個数: 32

約数和(自身を含む): 36312192

約数和(自身を除く): 19692654

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 3001, 5538, 6002, 9003, 18006, 39013, 78026, 117039, 213071, 234078, 426142, 639213, 1278426, 2769923, 5539846, 8309769, 16619538]

約数ペア:

[(1, 16619538), (2, 8309769), (3, 5539846), (6, 2769923), (13, 1278426), (26, 639213), (39, 426142), (71, 234078), (78, 213071), (142, 117039), (213, 78026), (426, 39013), (923, 18006), (1846, 9003), (2769, 6002), (3001, 5538)]