16940072

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{39953}}^1$

素因数の和:40012

約数の個数: 16

約数和(自身を含む): 32362740

約数和(自身を除く): 15422668

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 39953, 79906, 159812, 319624, 2117509, 4235018, 8470036, 16940072]

約数ペア:

[(1, 16940072), (2, 8470036), (4, 4235018), (8, 2117509), (53, 319624), (106, 159812), (212, 79906), (424, 39953)]