219210448

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{721087}}^1$

素因数の和:721114

約数の個数: 20

約数和(自身を含む): 447074560

約数和(自身を除く): 227864112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 721087, 1442174, 2884348, 5768696, 11537392, 13700653, 27401306, 54802612, 109605224, 219210448]

約数ペア:

[(1, 219210448), (2, 109605224), (4, 54802612), (8, 27401306), (16, 13700653), (19, 11537392), (38, 5768696), (76, 2884348), (152, 1442174), (304, 721087)]