12217456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{40189}}^1$

素因数の和:40216

約数の個数: 20

約数和(自身を含む): 24917800

約数和(自身を除く): 12700344

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 40189, 80378, 160756, 321512, 643024, 763591, 1527182, 3054364, 6108728, 12217456]

約数ペア:

[(1, 12217456), (2, 6108728), (4, 3054364), (8, 1527182), (16, 763591), (19, 643024), (38, 321512), (76, 160756), (152, 80378), (304, 40189)]