18856648

素因数分解:

$2^3\times {\mathrm{211}}^1\times {\mathrm{11171}}^1$

素因数の和:11388

約数の個数: 16

約数和(自身を含む): 35526960

約数和(自身を除く): 16670312

約数列:

[1, 2, 4, 8, 211, 422, 844, 1688, 11171, 22342, 44684, 89368, 2357081, 4714162, 9428324, 18856648]

約数ペア:

[(1, 18856648), (2, 9428324), (4, 4714162), (8, 2357081), (211, 89368), (422, 44684), (844, 22342), (1688, 11171)]