20129040018

素因数分解:

$2^1\times 3^2\times {\mathrm{541}}^1\times {\mathrm{2067061}}^1$

素因数の和:2067610

約数の個数: 24

約数和(自身を含む): 43693556556

約数和(自身を除く): 23564516538

約数列:

[1, 2, 3, 6, 9, 18, 541, 1082, 1623, 3246, 4869, 9738, 2067061, 4134122, 6201183, 12402366, 18603549, 37207098, 1118280001, 2236560002, 3354840003, 6709680006, 10064520009, 20129040018]

約数ペア:

[(1, 20129040018), (2, 10064520009), (3, 6709680006), (6, 3354840003), (9, 2236560002), (18, 1118280001), (541, 37207098), (1082, 18603549), (1623, 12402366), (3246, 6201183), (4869, 4134122), (9738, 2067061)]