19294846520

素因数分解:

$2^3\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{473377}}^1$

素因数の和:474407

約数の個数: 32

約数和(自身を含む): 43456100400

約数和(自身を除く): 24161253880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1019, 2038, 4076, 5095, 8152, 10190, 20380, 40760, 473377, 946754, 1893508, 2366885, 3787016, 4733770, 9467540, 18935080, 482371163, 964742326, 1929484652, 2411855815, 3858969304, 4823711630, 9647423260, 19294846520]

約数ペア:

[(1, 19294846520), (2, 9647423260), (4, 4823711630), (5, 3858969304), (8, 2411855815), (10, 1929484652), (20, 964742326), (40, 482371163), (1019, 18935080), (2038, 9467540), (4076, 4733770), (5095, 3787016), (8152, 2366885), (10190, 1893508), (20380, 946754), (40760, 473377)]