128341390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{675481}}^1$

素因数の和:675507

約数の個数: 16

約数和(自身を含む): 243173520

約数和(自身を除く): 114832130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 675481, 1350962, 3377405, 6754810, 12834139, 25668278, 64170695, 128341390]

約数ペア:

[(1, 128341390), (2, 64170695), (5, 25668278), (10, 12834139), (19, 6754810), (38, 3377405), (95, 1350962), (190, 675481)]