20104336

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10559}}^1$

素因数の和:10591

約数の個数: 40

約数和(自身を含む): 47139840

約数和(自身を除く): 27035504

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 10559, 21118, 42236, 73913, 84472, 147826, 168944, 179503, 295652, 359006, 591304, 718012, 1182608, 1256521, 1436024, 2513042, 2872048, 5026084, 10052168, 20104336]

約数ペア:

[(1, 20104336), (2, 10052168), (4, 5026084), (7, 2872048), (8, 2513042), (14, 1436024), (16, 1256521), (17, 1182608), (28, 718012), (34, 591304), (56, 359006), (68, 295652), (112, 179503), (119, 168944), (136, 147826), (238, 84472), (272, 73913), (476, 42236), (952, 21118), (1904, 10559)]