19314778

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{18899}}^1$

素因数の和:18981

約数の個数: 16

約数和(自身を含む): 33566400

約数和(自身を除く): 14251622

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 18899, 37798, 132293, 264586, 1379627, 2759254, 9657389, 19314778]

約数ペア:

[(1, 19314778), (2, 9657389), (7, 2759254), (14, 1379627), (73, 264586), (146, 132293), (511, 37798), (1022, 18899)]