138993208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{914429}}^1$

素因数の和:914454

約数の個数: 16

約数和(自身を含む): 274329000

約数和(自身を除く): 135335792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 914429, 1828858, 3657716, 7315432, 17374151, 34748302, 69496604, 138993208]

約数ペア:

[(1, 138993208), (2, 69496604), (4, 34748302), (8, 17374151), (19, 7315432), (38, 3657716), (76, 1828858), (152, 914429)]