19937910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{664597}}^1$

素因数の和:664607

約数の個数: 16

約数和(自身を含む): 47851056

約数和(自身を除く): 27913146

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 664597, 1329194, 1993791, 3322985, 3987582, 6645970, 9968955, 19937910]

約数ペア:

[(1, 19937910), (2, 9968955), (3, 6645970), (5, 3987582), (6, 3322985), (10, 1993791), (15, 1329194), (30, 664597)]