1978778896

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{819031}}^1$

素因数の和:819190

約数の個数: 20

約数和(自身を含む): 3859278784

約数和(自身を除く): 1880499888

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 819031, 1638062, 3276124, 6552248, 13104496, 123673681, 247347362, 494694724, 989389448, 1978778896]

約数ペア:

[(1, 1978778896), (2, 989389448), (4, 494694724), (8, 247347362), (16, 123673681), (151, 13104496), (302, 6552248), (604, 3276124), (1208, 1638062), (2416, 819031)]