217165744

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{714361}}^1$

素因数の和:714388

約数の個数: 20

約数和(自身を含む): 442904440

約数和(自身を除く): 225738696

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 714361, 1428722, 2857444, 5714888, 11429776, 13572859, 27145718, 54291436, 108582872, 217165744]

約数ペア:

[(1, 217165744), (2, 108582872), (4, 54291436), (8, 27145718), (16, 13572859), (19, 11429776), (38, 5714888), (76, 2857444), (152, 1428722), (304, 714361)]