18386709

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{883}}^1$

素因数の和:1528

約数の個数: 16

約数和(自身を含む): 26817024

約数和(自身を除く): 8430315

約数列:

[1, 3, 11, 33, 631, 883, 1893, 2649, 6941, 9713, 20823, 29139, 557173, 1671519, 6128903, 18386709]

約数ペア:

[(1, 18386709), (3, 6128903), (11, 1671519), (33, 557173), (631, 29139), (883, 20823), (1893, 9713), (2649, 6941)]