18891224

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{214673}}^1$

素因数の和:214690

約数の個数: 16

約数和(自身を含む): 38641320

約数和(自身を除く): 19750096

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 214673, 429346, 858692, 1717384, 2361403, 4722806, 9445612, 18891224]

約数ペア:

[(1, 18891224), (2, 9445612), (4, 4722806), (8, 2361403), (11, 1717384), (22, 858692), (44, 429346), (88, 214673)]