18418246

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{601}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 34675200

約数和(自身を除く): 16256954

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 199, 398, 601, 1202, 1393, 2189, 2786, 4207, 4378, 6611, 8414, 13222, 15323, 30646, 46277, 92554, 119599, 239198, 837193, 1315589, 1674386, 2631178, 9209123, 18418246]

約数ペア:

[(1, 18418246), (2, 9209123), (7, 2631178), (11, 1674386), (14, 1315589), (22, 837193), (77, 239198), (154, 119599), (199, 92554), (398, 46277), (601, 30646), (1202, 15323), (1393, 13222), (2189, 8414), (2786, 6611), (4207, 4378)]