19139946

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4259}}^1$

素因数の和:4378

約数の個数: 32

約数和(自身を含む): 44167680

約数和(自身を除く): 25027734

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 107, 214, 321, 642, 749, 1498, 2247, 4259, 4494, 8518, 12777, 25554, 29813, 59626, 89439, 178878, 455713, 911426, 1367139, 2734278, 3189991, 6379982, 9569973, 19139946]

約数ペア:

[(1, 19139946), (2, 9569973), (3, 6379982), (6, 3189991), (7, 2734278), (14, 1367139), (21, 911426), (42, 455713), (107, 178878), (214, 89439), (321, 59626), (642, 29813), (749, 25554), (1498, 12777), (2247, 8518), (4259, 4494)]