20512551645649

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{1367}}^1\times {\mathrm{400457}}^1$

素因数の和:401985

約数の個数: 32

約数和(自身を含む): 24139428834816

約数和(自身を除く): 3626877189167

約数列:

[1, 7, 53, 101, 371, 707, 1367, 5353, 9569, 37471, 72451, 138067, 400457, 507157, 966469, 2803199, 7317551, 21224221, 40446157, 51222857, 148569547, 283123099, 547424719, 2143646321, 3831973033, 15005524247, 29013510107, 55289896619, 203094570749, 387029276333, 2930364520807, 20512551645649]

約数ペア:

[(1, 20512551645649), (7, 2930364520807), (53, 387029276333), (101, 203094570749), (371, 55289896619), (707, 29013510107), (1367, 15005524247), (5353, 3831973033), (9569, 2143646321), (37471, 547424719), (72451, 283123099), (138067, 148569547), (400457, 51222857), (507157, 40446157), (966469, 21224221), (2803199, 7317551)]