19189982

素因数分解:

$2^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{7573}}^1$

素因数の和:7763

約数の個数: 16

約数和(自身を含む): 33083232

約数和(自身を除く): 13893250

約数列:

[1, 2, 7, 14, 181, 362, 1267, 2534, 7573, 15146, 53011, 106022, 1370713, 2741426, 9594991, 19189982]

約数ペア:

[(1, 19189982), (2, 9594991), (7, 2741426), (14, 1370713), (181, 106022), (362, 53011), (1267, 15146), (2534, 7573)]