20830146

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{80737}}^1$

素因数の和:80785

約数の個数: 16

約数和(自身を含む): 42629664

約数和(自身を除く): 21799518

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 80737, 161474, 242211, 484422, 3471691, 6943382, 10415073, 20830146]

約数ペア:

[(1, 20830146), (2, 10415073), (3, 6943382), (6, 3471691), (43, 484422), (86, 242211), (129, 161474), (258, 80737)]