18887528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{214631}}^1$

素因数の和:214648

約数の個数: 16

約数和(自身を含む): 38633760

約数和(自身を除く): 19746232

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 214631, 429262, 858524, 1717048, 2360941, 4721882, 9443764, 18887528]

約数ペア:

[(1, 18887528), (2, 9443764), (4, 4721882), (8, 2360941), (11, 1717048), (22, 858524), (44, 429262), (88, 214631)]