218971276

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{43003}}^1$

素因数の和:43093

約数の個数: 24

約数和(自身を含む): 409398080

約数和(自身を除く): 190426804

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 5092, 43003, 86006, 172012, 817057, 1634114, 2881201, 3268228, 5762402, 11524804, 54742819, 109485638, 218971276]

約数ペア:

[(1, 218971276), (2, 109485638), (4, 54742819), (19, 11524804), (38, 5762402), (67, 3268228), (76, 2881201), (134, 1634114), (268, 817057), (1273, 172012), (2546, 86006), (5092, 43003)]