38897788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{7639}}^1$

素因数の和:7729

約数の個数: 24

約数和(自身を含む): 72732800

約数和(自身を除く): 33835012

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 5092, 7639, 15278, 30556, 145141, 290282, 511813, 580564, 1023626, 2047252, 9724447, 19448894, 38897788]

約数ペア:

[(1, 38897788), (2, 19448894), (4, 9724447), (19, 2047252), (38, 1023626), (67, 580564), (76, 511813), (134, 290282), (268, 145141), (1273, 30556), (2546, 15278), (5092, 7639)]