16727180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20399}}^1$

素因数の和:20449

約数の個数: 24

約数和(自身を含む): 35985600

約数和(自身を除く): 19258420

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 20399, 40798, 81596, 101995, 203990, 407980, 836359, 1672718, 3345436, 4181795, 8363590, 16727180]

約数ペア:

[(1, 16727180), (2, 8363590), (4, 4181795), (5, 3345436), (10, 1672718), (20, 836359), (41, 407980), (82, 203990), (164, 101995), (205, 81596), (410, 40798), (820, 20399)]