16959980

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8233}}^1$

素因数の和:8345

約数の個数: 24

約数和(自身を含む): 35966112

約数和(自身を除く): 19006132

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 8233, 16466, 32932, 41165, 82330, 164660, 847999, 1695998, 3391996, 4239995, 8479990, 16959980]

約数ペア:

[(1, 16959980), (2, 8479990), (4, 4239995), (5, 3391996), (10, 1695998), (20, 847999), (103, 164660), (206, 82330), (412, 41165), (515, 32932), (1030, 16466), (2060, 8233)]