20910642

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{81049}}^1$

素因数の和:81097

約数の個数: 16

約数和(自身を含む): 42794400

約数和(自身を除く): 21883758

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 81049, 162098, 243147, 486294, 3485107, 6970214, 10455321, 20910642]

約数ペア:

[(1, 20910642), (2, 10455321), (3, 6970214), (6, 3485107), (43, 486294), (86, 243147), (129, 162098), (258, 81049)]