19921644

素因数分解:

$2^2\times 3^2\times {\mathrm{101}}^1\times {\mathrm{5479}}^1$

素因数の和:5590

約数の個数: 36

約数和(自身を含む): 50865360

約数和(自身を除く): 30943716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 101, 202, 303, 404, 606, 909, 1212, 1818, 3636, 5479, 10958, 16437, 21916, 32874, 49311, 65748, 98622, 197244, 553379, 1106758, 1660137, 2213516, 3320274, 4980411, 6640548, 9960822, 19921644]

約数ペア:

[(1, 19921644), (2, 9960822), (3, 6640548), (4, 4980411), (6, 3320274), (9, 2213516), (12, 1660137), (18, 1106758), (36, 553379), (101, 197244), (202, 98622), (303, 65748), (404, 49311), (606, 32874), (909, 21916), (1212, 16437), (1818, 10958), (3636, 5479)]