19007081390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8737}}^1\times {\mathrm{19777}}^1$

素因数の和:28532

約数の個数: 32

約数和(自身を含む): 37329155424

約数和(自身を除く): 18322074034

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 8737, 17474, 19777, 39554, 43685, 87370, 96107, 98885, 192214, 197770, 217547, 435094, 480535, 961070, 1087735, 2175470, 172791649, 345583298, 863958245, 1727916490, 1900708139, 3801416278, 9503540695, 19007081390]

約数ペア:

[(1, 19007081390), (2, 9503540695), (5, 3801416278), (10, 1900708139), (11, 1727916490), (22, 863958245), (55, 345583298), (110, 172791649), (8737, 2175470), (17474, 1087735), (19777, 961070), (39554, 480535), (43685, 435094), (87370, 217547), (96107, 197770), (98885, 192214)]