19774706

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4373}}^1$

素因数の和:4418

約数の個数: 32

約数和(自身を含む): 37791360

約数和(自身を除く): 18016654

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 646, 2261, 4373, 4522, 8746, 30611, 61222, 74341, 83087, 148682, 166174, 520387, 581609, 1040774, 1163218, 1412479, 2824958, 9887353, 19774706]

約数ペア:

[(1, 19774706), (2, 9887353), (7, 2824958), (14, 1412479), (17, 1163218), (19, 1040774), (34, 581609), (38, 520387), (119, 166174), (133, 148682), (238, 83087), (266, 74341), (323, 61222), (646, 30611), (2261, 8746), (4373, 4522)]