20199997424

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{30792679}}^1$

素因数の和:30792728

約数の個数: 20

約数和(自身を含む): 40092069360

約数和(自身を除く): 19892071936

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 30792679, 61585358, 123170716, 246341432, 492682864, 1262499839, 2524999678, 5049999356, 10099998712, 20199997424]

約数ペア:

[(1, 20199997424), (2, 10099998712), (4, 5049999356), (8, 2524999678), (16, 1262499839), (41, 492682864), (82, 246341432), (164, 123170716), (328, 61585358), (656, 30792679)]