20146972839

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{2585929}}^1$

素因数の和:2585999

約数の個数: 24

約数和(自身を含む): 31837970160

約数和(自身を除く): 11690997321

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 1113, 2597, 7791, 2585929, 7757787, 18101503, 54304509, 126710521, 137054237, 380131563, 411162711, 959379659, 2878138977, 6715657613, 20146972839]

約数ペア:

[(1, 20146972839), (3, 6715657613), (7, 2878138977), (21, 959379659), (49, 411162711), (53, 380131563), (147, 137054237), (159, 126710521), (371, 54304509), (1113, 18101503), (2597, 7757787), (7791, 2585929)]