2151087678

素因数分解:

$2^1\times 3^4\times {\mathrm{13278319}}^1$

素因数の和:13278333

約数の個数: 20

約数和(自身を含む): 4820030160

約数和(自身を除く): 2668942482

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 13278319, 26556638, 39834957, 79669914, 119504871, 239009742, 358514613, 717029226, 1075543839, 2151087678]

約数ペア:

[(1, 2151087678), (2, 1075543839), (3, 717029226), (6, 358514613), (9, 239009742), (18, 119504871), (27, 79669914), (54, 39834957), (81, 26556638), (162, 13278319)]