2019941555

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{8191}}^1$

素因数の和:8307

約数の個数: 32

約数和(自身を含む): 2629828608

約数和(自身を除く): 609887053

約数列:

[1, 5, 31, 37, 43, 155, 185, 215, 1147, 1333, 1591, 5735, 6665, 7955, 8191, 40955, 49321, 246605, 253921, 303067, 352213, 1269605, 1515335, 1761065, 9395077, 10918603, 13031881, 46975385, 54593015, 65159405, 403988311, 2019941555]

約数ペア:

[(1, 2019941555), (5, 403988311), (31, 65159405), (37, 54593015), (43, 46975385), (155, 13031881), (185, 10918603), (215, 9395077), (1147, 1761065), (1333, 1515335), (1591, 1269605), (5735, 352213), (6665, 303067), (7955, 253921), (8191, 246605), (40955, 49321)]