12878122

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1019}}^1$

素因数の和:1181

約数の個数: 16

約数和(自身を含む): 19828800

約数和(自身を除く): 6950678

約数列:

[1, 2, 71, 89, 142, 178, 1019, 2038, 6319, 12638, 72349, 90691, 144698, 181382, 6439061, 12878122]

約数ペア:

[(1, 12878122), (2, 6439061), (71, 181382), (89, 144698), (142, 90691), (178, 72349), (1019, 12638), (2038, 6319)]