19657730

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53129}}^1$

素因数の和:53173

約数の個数: 16

約数和(自身を含む): 36340920

約数和(自身を除く): 16683190

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 53129, 106258, 265645, 531290, 1965773, 3931546, 9828865, 19657730]

約数ペア:

[(1, 19657730), (2, 9828865), (5, 3931546), (10, 1965773), (37, 531290), (74, 265645), (185, 106258), (370, 53129)]