20165461071

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{390191}}^1$

素因数の和:390331

約数の個数: 32

約数和(自身を含む): 32364085248

約数和(自身を除く): 12198624177

約数列:

[1, 3, 7, 21, 23, 69, 107, 161, 321, 483, 749, 2247, 2461, 7383, 17227, 51681, 390191, 1170573, 2731337, 8194011, 8974393, 26923179, 41750437, 62820751, 125251311, 188462253, 292253059, 876759177, 960260051, 2880780153, 6721820357, 20165461071]

約数ペア:

[(1, 20165461071), (3, 6721820357), (7, 2880780153), (21, 960260051), (23, 876759177), (69, 292253059), (107, 188462253), (161, 125251311), (321, 62820751), (483, 41750437), (749, 26923179), (2247, 8974393), (2461, 8194011), (7383, 2731337), (17227, 1170573), (51681, 390191)]