19708052

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1867}}^1$

素因数の和:1920

約数の個数: 48

約数和(自身を含む): 43935360

約数和(自身を除く): 24227308

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 203, 364, 377, 406, 754, 812, 1508, 1867, 2639, 3734, 5278, 7468, 10556, 13069, 24271, 26138, 48542, 52276, 54143, 97084, 108286, 169897, 216572, 339794, 379001, 679588, 703859, 758002, 1407718, 1516004, 2815436, 4927013, 9854026, 19708052]

約数ペア:

[(1, 19708052), (2, 9854026), (4, 4927013), (7, 2815436), (13, 1516004), (14, 1407718), (26, 758002), (28, 703859), (29, 679588), (52, 379001), (58, 339794), (91, 216572), (116, 169897), (182, 108286), (203, 97084), (364, 54143), (377, 52276), (406, 48542), (754, 26138), (812, 24271), (1508, 13069), (1867, 10556), (2639, 7468), (3734, 5278)]