19653172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{63809}}^1$

素因数の和:63831

約数の個数: 24

約数和(自身を含む): 42880320

約数和(自身を除く): 23227148

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 63809, 127618, 255236, 446663, 701899, 893326, 1403798, 1786652, 2807596, 4913293, 9826586, 19653172]

約数ペア:

[(1, 19653172), (2, 9826586), (4, 4913293), (7, 2807596), (11, 1786652), (14, 1403798), (22, 893326), (28, 701899), (44, 446663), (77, 255236), (154, 127618), (308, 63809)]