128807726

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{17747}}^1$

素因数の和:17959

約数の個数: 16

約数和(自身を含む): 204456960

約数和(自身を除く): 75649234

約数列:

[1, 2, 19, 38, 191, 382, 3629, 7258, 17747, 35494, 337193, 674386, 3389677, 6779354, 64403863, 128807726]

約数ペア:

[(1, 128807726), (2, 64403863), (19, 6779354), (38, 3389677), (191, 674386), (382, 337193), (3629, 35494), (7258, 17747)]