1387494076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1021}}^1\times {\mathrm{17881}}^1$

素因数の和:18925

約数の個数: 24

約数和(自身を含む): 2558556560

約数和(自身を除く): 1171062484

約数列:

[1, 2, 4, 19, 38, 76, 1021, 2042, 4084, 17881, 19399, 35762, 38798, 71524, 77596, 339739, 679478, 1358956, 18256501, 36513002, 73026004, 346873519, 693747038, 1387494076]

約数ペア:

[(1, 1387494076), (2, 693747038), (4, 346873519), (19, 73026004), (38, 36513002), (76, 18256501), (1021, 1358956), (2042, 679478), (4084, 339739), (17881, 77596), (19399, 71524), (35762, 38798)]