2097431278

素因数分解:

$2^1\times {\mathrm{643}}^1\times {\mathrm{739}}^1\times {\mathrm{2207}}^1$

素因数の和:3591

約数の個数: 16

約数和(自身を含む): 3156733440

約数和(自身を除く): 1059302162

約数列:

[1, 2, 643, 739, 1286, 1478, 2207, 4414, 475177, 950354, 1419101, 1630973, 2838202, 3261946, 1048715639, 2097431278]

約数ペア:

[(1, 2097431278), (2, 1048715639), (643, 3261946), (739, 2838202), (1286, 1630973), (1478, 1419101), (2207, 950354), (4414, 475177)]