20504630

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{6551}}^1$

素因数の和:6871

約数の個数: 16

約数和(自身を含む): 37031904

約数和(自身を除く): 16527274

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 6551, 13102, 32755, 65510, 2050463, 4100926, 10252315, 20504630]

約数ペア:

[(1, 20504630), (2, 10252315), (5, 4100926), (10, 2050463), (313, 65510), (626, 32755), (1565, 13102), (3130, 6551)]