138980668

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{883}}^1$

素因数の和:1034

約数の個数: 36

約数和(自身を含む): 259339080

約数和(自身を除く): 120358412

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 361, 436, 722, 883, 1444, 1766, 2071, 3532, 4142, 8284, 16777, 33554, 39349, 67108, 78698, 96247, 157396, 192494, 318763, 384988, 637526, 1275052, 1828693, 3657386, 7314772, 34745167, 69490334, 138980668]

約数ペア:

[(1, 138980668), (2, 69490334), (4, 34745167), (19, 7314772), (38, 3657386), (76, 1828693), (109, 1275052), (218, 637526), (361, 384988), (436, 318763), (722, 192494), (883, 157396), (1444, 96247), (1766, 78698), (2071, 67108), (3532, 39349), (4142, 33554), (8284, 16777)]