19849756

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1879}}^1$

素因数の和:2041

約数の個数: 24

約数和(自身を含む): 36848000

約数和(自身を除く): 16998244

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 1879, 2641, 3758, 5282, 7516, 10564, 35701, 71402, 142804, 261181, 522362, 1044724, 4962439, 9924878, 19849756]

約数ペア:

[(1, 19849756), (2, 9924878), (4, 4962439), (19, 1044724), (38, 522362), (76, 261181), (139, 142804), (278, 71402), (556, 35701), (1879, 10564), (2641, 7516), (3758, 5282)]