2155319984

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{2866117}}^1$

素因数の和:2866172

約数の個数: 20

約数和(自身を含む): 4264783584

約数和(自身を除く): 2109463600

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 2866117, 5732234, 11464468, 22928936, 45857872, 134707499, 269414998, 538829996, 1077659992, 2155319984]

約数ペア:

[(1, 2155319984), (2, 1077659992), (4, 538829996), (8, 269414998), (16, 134707499), (47, 45857872), (94, 22928936), (188, 11464468), (376, 5732234), (752, 2866117)]