139640848

素因数分解:

$2^4\times {\mathrm{503}}^1\times {\mathrm{17351}}^1$

素因数の和:17862

約数の個数: 20

約数和(自身を含む): 271107648

約数和(自身を除く): 131466800

約数列:

[1, 2, 4, 8, 16, 503, 1006, 2012, 4024, 8048, 17351, 34702, 69404, 138808, 277616, 8727553, 17455106, 34910212, 69820424, 139640848]

約数ペア:

[(1, 139640848), (2, 69820424), (4, 34910212), (8, 17455106), (16, 8727553), (503, 277616), (1006, 138808), (2012, 69404), (4024, 34702), (8048, 17351)]