28663664

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{17393}}^1$

素因数の和:17504

約数の個数: 20

約数和(自身を含む): 56078256

約数和(自身を除く): 27414592

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 17393, 34786, 69572, 139144, 278288, 1791479, 3582958, 7165916, 14331832, 28663664]

約数ペア:

[(1, 28663664), (2, 14331832), (4, 7165916), (8, 3582958), (16, 1791479), (103, 278288), (206, 139144), (412, 69572), (824, 34786), (1648, 17393)]