81933232

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{119089}}^1$

素因数の和:119140

約数の個数: 20

約数和(自身を含む): 162438760

約数和(自身を除く): 80505528

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 119089, 238178, 476356, 952712, 1905424, 5120827, 10241654, 20483308, 40966616, 81933232]

約数ペア:

[(1, 81933232), (2, 40966616), (4, 20483308), (8, 10241654), (16, 5120827), (43, 1905424), (86, 952712), (172, 476356), (344, 238178), (688, 119089)]