20802776534

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{649559}}^1$

素因数の和:649867

約数の個数: 16

約数和(自身を含む): 31802457600

約数和(自身を除く): 10999681066

約数列:

[1, 2, 67, 134, 239, 478, 16013, 32026, 649559, 1299118, 43520453, 87040906, 155244601, 310489202, 10401388267, 20802776534]

約数ペア:

[(1, 20802776534), (2, 10401388267), (67, 310489202), (134, 155244601), (239, 87040906), (478, 43520453), (16013, 1299118), (32026, 649559)]