20121741396

素因数分解:

$2^2\times 3^2\times {\mathrm{1021}}^1\times {\mathrm{547441}}^1$

素因数の和:548472

約数の個数: 36

約数和(自身を含む): 50913200884

約数和(自身を除く): 30791459488

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1021, 2042, 3063, 4084, 6126, 9189, 12252, 18378, 36756, 547441, 1094882, 1642323, 2189764, 3284646, 4926969, 6569292, 9853938, 19707876, 558937261, 1117874522, 1676811783, 2235749044, 3353623566, 5030435349, 6707247132, 10060870698, 20121741396]

約数ペア:

[(1, 20121741396), (2, 10060870698), (3, 6707247132), (4, 5030435349), (6, 3353623566), (9, 2235749044), (12, 1676811783), (18, 1117874522), (36, 558937261), (1021, 19707876), (2042, 9853938), (3063, 6569292), (4084, 4926969), (6126, 3284646), (9189, 2189764), (12252, 1642323), (18378, 1094882), (36756, 547441)]