18155408

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{2917}}^1$

素因数の和:3314

約数の個数: 20

約数和(自身を含む): 35278620

約数和(自身を除く): 17123212

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 2917, 3112, 5834, 6224, 11668, 23336, 46672, 1134713, 2269426, 4538852, 9077704, 18155408]

約数ペア:

[(1, 18155408), (2, 9077704), (4, 4538852), (8, 2269426), (16, 1134713), (389, 46672), (778, 23336), (1556, 11668), (2917, 6224), (3112, 5834)]