19601254

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{619}}^1$

素因数の和:915

約数の個数: 16

約数和(自身を含む): 29998080

約数和(自身を除く): 10396826

約数列:

[1, 2, 71, 142, 223, 446, 619, 1238, 15833, 31666, 43949, 87898, 138037, 276074, 9800627, 19601254]

約数ペア:

[(1, 19601254), (2, 9800627), (71, 276074), (142, 138037), (223, 87898), (446, 43949), (619, 31666), (1238, 15833)]