978900938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1\times {\mathrm{29989}}^1$

素因数の和:30869

約数の個数: 16

約数和(自身を含む): 1547484000

約数和(自身を除く): 568583062

約数列:

[1, 2, 19, 38, 859, 1718, 16321, 29989, 32642, 59978, 569791, 1139582, 25760551, 51521102, 489450469, 978900938]

約数ペア:

[(1, 978900938), (2, 489450469), (19, 51521102), (38, 25760551), (859, 1139582), (1718, 569791), (16321, 59978), (29989, 32642)]