19149850

素因数分解:

$2^1\times 5^2\times {\mathrm{449}}^1\times {\mathrm{853}}^1$

素因数の和:1314

約数の個数: 24

約数和(自身を含む): 35739900

約数和(自身を除く): 16590050

約数列:

[1, 2, 5, 10, 25, 50, 449, 853, 898, 1706, 2245, 4265, 4490, 8530, 11225, 21325, 22450, 42650, 382997, 765994, 1914985, 3829970, 9574925, 19149850]

約数ペア:

[(1, 19149850), (2, 9574925), (5, 3829970), (10, 1914985), (25, 765994), (50, 382997), (449, 42650), (853, 22450), (898, 21325), (1706, 11225), (2245, 8530), (4265, 4490)]