20127992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132421}}^1$

素因数の和:132446

約数の個数: 16

約数和(自身を含む): 39726600

約数和(自身を除く): 19598608

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132421, 264842, 529684, 1059368, 2515999, 5031998, 10063996, 20127992]

約数ペア:

[(1, 20127992), (2, 10063996), (4, 5031998), (8, 2515999), (19, 1059368), (38, 529684), (76, 264842), (152, 132421)]