19173742

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^2\times {\mathrm{257}}^1$

素因数の和:412

約数の個数: 24

約数和(自身を含む): 33455376

約数和(自身を除く): 14281634

約数列:

[1, 2, 7, 14, 73, 146, 257, 511, 514, 1022, 1799, 3598, 5329, 10658, 18761, 37303, 37522, 74606, 131327, 262654, 1369553, 2739106, 9586871, 19173742]

約数ペア:

[(1, 19173742), (2, 9586871), (7, 2739106), (14, 1369553), (73, 262654), (146, 131327), (257, 74606), (511, 37522), (514, 37303), (1022, 18761), (1799, 10658), (3598, 5329)]