20126168

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132409}}^1$

素因数の和:132434

約数の個数: 16

約数和(自身を含む): 39723000

約数和(自身を除く): 19596832

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132409, 264818, 529636, 1059272, 2515771, 5031542, 10063084, 20126168]

約数ペア:

[(1, 20126168), (2, 10063084), (4, 5031542), (8, 2515771), (19, 1059272), (38, 529636), (76, 264818), (152, 132409)]