19964624

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{17093}}^1$

素因数の和:17174

約数の個数: 20

約数和(自身を含む): 39213636

約数和(自身を除く): 19249012

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 17093, 34186, 68372, 136744, 273488, 1247789, 2495578, 4991156, 9982312, 19964624]

約数ペア:

[(1, 19964624), (2, 9982312), (4, 4991156), (8, 2495578), (16, 1247789), (73, 273488), (146, 136744), (292, 68372), (584, 34186), (1168, 17093)]