16823638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20873}}^1$

素因数の和:20919

約数の個数: 16

約数和(自身を含む): 28054656

約数和(自身を除く): 11231018

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 20873, 41746, 271349, 542698, 647063, 1294126, 8411819, 16823638]

約数ペア:

[(1, 16823638), (2, 8411819), (13, 1294126), (26, 647063), (31, 542698), (62, 271349), (403, 41746), (806, 20873)]