18997082

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10009}}^1$

素因数の和:10097

約数の個数: 16

約数和(自身を含む): 31111080

約数和(自身を除く): 12113998

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 10009, 20018, 130117, 260234, 730657, 1461314, 9498541, 18997082]

約数ペア:

[(1, 18997082), (2, 9498541), (13, 1461314), (26, 730657), (73, 260234), (146, 130117), (949, 20018), (1898, 10009)]