18806458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{1381}}^1$

素因数の和:2013

約数の個数: 16

約数和(自身を含む): 30846240

約数和(自身を除く): 12039782

約数列:

[1, 2, 11, 22, 619, 1238, 1381, 2762, 6809, 13618, 15191, 30382, 854839, 1709678, 9403229, 18806458]

約数ペア:

[(1, 18806458), (2, 9403229), (11, 1709678), (22, 854839), (619, 30382), (1238, 15191), (1381, 13618), (2762, 6809)]