20162128

素因数分解:

$2^4\times 7^2\times {\mathrm{25717}}^1$

素因数の和:25739

約数の個数: 30

約数和(自身を含む): 45443706

約数和(自身を除く): 25281578

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 25717, 51434, 102868, 180019, 205736, 360038, 411472, 720076, 1260133, 1440152, 2520266, 2880304, 5040532, 10081064, 20162128]

約数ペア:

[(1, 20162128), (2, 10081064), (4, 5040532), (7, 2880304), (8, 2520266), (14, 1440152), (16, 1260133), (28, 720076), (49, 411472), (56, 360038), (98, 205736), (112, 180019), (196, 102868), (392, 51434), (784, 25717)]