198710366384

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{911}}^1\times {\mathrm{717511}}^1$

素因数の和:718449

約数の個数: 40

約数和(自身を含む): 405709985280

約数和(自身を除く): 206999618896

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 911, 1822, 3644, 7288, 14576, 17309, 34618, 69236, 138472, 276944, 717511, 1435022, 2870044, 5740088, 11480176, 13632709, 27265418, 54530836, 109061672, 218123344, 653652521, 1307305042, 2614610084, 5229220168, 10458440336, 12419397899, 24838795798, 49677591596, 99355183192, 198710366384]

約数ペア:

[(1, 198710366384), (2, 99355183192), (4, 49677591596), (8, 24838795798), (16, 12419397899), (19, 10458440336), (38, 5229220168), (76, 2614610084), (152, 1307305042), (304, 653652521), (911, 218123344), (1822, 109061672), (3644, 54530836), (7288, 27265418), (14576, 13632709), (17309, 11480176), (34618, 5740088), (69236, 2870044), (138472, 1435022), (276944, 717511)]