16214020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{9109}}^1$

素因数の和:9207

約数の個数: 24

約数和(自身を含む): 34435800

約数和(自身を除く): 18221780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 9109, 18218, 36436, 45545, 91090, 182180, 810701, 1621402, 3242804, 4053505, 8107010, 16214020]

約数ペア:

[(1, 16214020), (2, 8107010), (4, 4053505), (5, 3242804), (10, 1621402), (20, 810701), (89, 182180), (178, 91090), (356, 45545), (445, 36436), (890, 18218), (1780, 9109)]