19996354

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{38603}}^1$

素因数の和:38649

約数の個数: 16

約数和(自身を含む): 35206848

約数和(自身を除く): 15210494

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 38603, 77206, 270221, 540442, 1428311, 2856622, 9998177, 19996354]

約数ペア:

[(1, 19996354), (2, 9998177), (7, 2856622), (14, 1428311), (37, 540442), (74, 270221), (259, 77206), (518, 38603)]