20806492030

素因数分解:

$2^1\times 5^1\times {\mathrm{7741}}^1\times {\mathrm{268783}}^1$

素因数の和:276531

約数の個数: 16

約数和(自身を含む): 37456663104

約数和(自身を除く): 16650171074

約数列:

[1, 2, 5, 10, 7741, 15482, 38705, 77410, 268783, 537566, 1343915, 2687830, 2080649203, 4161298406, 10403246015, 20806492030]

約数ペア:

[(1, 20806492030), (2, 10403246015), (5, 4161298406), (10, 2080649203), (7741, 2687830), (15482, 1343915), (38705, 537566), (77410, 268783)]