16409020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20011}}^1$

素因数の和:20061

約数の個数: 24

約数和(自身を含む): 35301168

約数和(自身を除く): 18892148

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 20011, 40022, 80044, 100055, 200110, 400220, 820451, 1640902, 3281804, 4102255, 8204510, 16409020]

約数ペア:

[(1, 16409020), (2, 8204510), (4, 4102255), (5, 3281804), (10, 1640902), (20, 820451), (41, 400220), (82, 200110), (164, 100055), (205, 80044), (410, 40022), (820, 20011)]