18040234

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{20641}}^1$

素因数の和:20685

約数の個数: 16

約数和(自身を含む): 29724480

約数和(自身を除く): 11684246

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 20641, 41282, 392179, 474743, 784358, 949486, 9020117, 18040234]

約数ペア:

[(1, 18040234), (2, 9020117), (19, 949486), (23, 784358), (38, 474743), (46, 392179), (437, 41282), (874, 20641)]