15940147216

素因数分解:

$2^4\times 7^1\times {\mathrm{142322743}}^1$

素因数の和:142322758

約数の個数: 20

約数和(自身を含む): 35296040512

約数和(自身を除く): 19355893296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 142322743, 284645486, 569290972, 996259201, 1138581944, 1992518402, 2277163888, 3985036804, 7970073608, 15940147216]

約数ペア:

[(1, 15940147216), (2, 7970073608), (4, 3985036804), (7, 2277163888), (8, 1992518402), (14, 1138581944), (16, 996259201), (28, 569290972), (56, 284645486), (112, 142322743)]