19589065970

素因数分解:

$2^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1964801}}^1$

素因数の和:1965805

約数の個数: 16

約数和(自身を含む): 35295703128

約数和(自身を除く): 15706637158

約数列:

[1, 2, 5, 10, 997, 1994, 4985, 9970, 1964801, 3929602, 9824005, 19648010, 1958906597, 3917813194, 9794532985, 19589065970]

約数ペア:

[(1, 19589065970), (2, 9794532985), (5, 3917813194), (10, 1958906597), (997, 19648010), (1994, 9824005), (4985, 3929602), (9970, 1964801)]