16905448

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 38304000

約数和(自身を除く): 21398552

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 41, 56, 74, 82, 148, 164, 199, 259, 287, 296, 328, 398, 518, 574, 796, 1036, 1148, 1393, 1517, 1592, 2072, 2296, 2786, 3034, 5572, 6068, 7363, 8159, 10619, 11144, 12136, 14726, 16318, 21238, 29452, 32636, 42476, 51541, 57113, 58904, 65272, 84952, 103082, 114226, 206164, 228452, 301883, 412328, 456904, 603766, 1207532, 2113181, 2415064, 4226362, 8452724, 16905448]

約数ペア:

[(1, 16905448), (2, 8452724), (4, 4226362), (7, 2415064), (8, 2113181), (14, 1207532), (28, 603766), (37, 456904), (41, 412328), (56, 301883), (74, 228452), (82, 206164), (148, 114226), (164, 103082), (199, 84952), (259, 65272), (287, 58904), (296, 57113), (328, 51541), (398, 42476), (518, 32636), (574, 29452), (796, 21238), (1036, 16318), (1148, 14726), (1393, 12136), (1517, 11144), (1592, 10619), (2072, 8159), (2296, 7363), (2786, 6068), (3034, 5572)]