20196140979

素因数分解:

$3^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{983}}^1\times {\mathrm{3637}}^1$

素因数の和:4899

約数の個数: 32

約数和(自身を含む): 30929402880

約数和(自身を除く): 10733261901

約数列:

[1, 3, 7, 21, 269, 807, 983, 1883, 2949, 3637, 5649, 6881, 10911, 20643, 25459, 76377, 264427, 793281, 978353, 1850989, 2935059, 3575171, 5552967, 6848471, 10725513, 20545413, 25026197, 75078591, 961720999, 2885162997, 6732046993, 20196140979]

約数ペア:

[(1, 20196140979), (3, 6732046993), (7, 2885162997), (21, 961720999), (269, 75078591), (807, 25026197), (983, 20545413), (1883, 10725513), (2949, 6848471), (3637, 5552967), (5649, 3575171), (6881, 2935059), (10911, 1850989), (20643, 978353), (25459, 793281), (76377, 264427)]