20651639134

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{86771593}}^1$

素因数の和:86771619

約数の個数: 16

約数和(自身を含む): 37485328608

約数和(自身を除く): 16833689474

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 86771593, 173543186, 607401151, 1214802302, 1475117081, 2950234162, 10325819567, 20651639134]

約数ペア:

[(1, 20651639134), (2, 10325819567), (7, 2950234162), (14, 1475117081), (17, 1214802302), (34, 607401151), (119, 173543186), (238, 86771593)]