16200020

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{3361}}^1$

素因数の和:3611

約数の個数: 24

約数和(自身を含む): 34171368

約数和(自身を除く): 17971348

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 3361, 4820, 6722, 13444, 16805, 33610, 67220, 810001, 1620002, 3240004, 4050005, 8100010, 16200020]

約数ペア:

[(1, 16200020), (2, 8100010), (4, 4050005), (5, 3240004), (10, 1620002), (20, 810001), (241, 67220), (482, 33610), (964, 16805), (1205, 13444), (2410, 6722), (3361, 4820)]