18821744

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{14173}}^1$

素因数の和:14264

約数の個数: 20

約数和(自身を含む): 36909096

約数和(自身を除く): 18087352

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 14173, 28346, 56692, 113384, 226768, 1176359, 2352718, 4705436, 9410872, 18821744]

約数ペア:

[(1, 18821744), (2, 9410872), (4, 4705436), (8, 2352718), (16, 1176359), (83, 226768), (166, 113384), (332, 56692), (664, 28346), (1328, 14173)]