20343562

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{653}}^1$

素因数の和:1113

約数の個数: 16

約数和(自身を含む): 31462632

約数和(自身を除く): 11119070

約数列:

[1, 2, 37, 74, 421, 653, 842, 1306, 15577, 24161, 31154, 48322, 274913, 549826, 10171781, 20343562]

約数ペア:

[(1, 20343562), (2, 10171781), (37, 549826), (74, 274913), (421, 48322), (653, 31154), (842, 24161), (1306, 15577)]