20031184

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{3061}}^1$

素因数の和:3478

約数の個数: 20

約数和(自身を含む): 38918020

約数和(自身を除く): 18886836

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3061, 3272, 6122, 6544, 12244, 24488, 48976, 1251949, 2503898, 5007796, 10015592, 20031184]

約数ペア:

[(1, 20031184), (2, 10015592), (4, 5007796), (8, 2503898), (16, 1251949), (409, 48976), (818, 24488), (1636, 12244), (3061, 6544), (3272, 6122)]