18933135616

素因数分解:

$2^8\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{15739}}^1$

素因数の和:15919

約数の個数: 72

約数和(自身を含む): 39121832960

約数和(自身を除く): 20188697344

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 127, 128, 148, 254, 256, 296, 508, 592, 1016, 1184, 2032, 2368, 4064, 4699, 4736, 8128, 9398, 9472, 15739, 16256, 18796, 31478, 32512, 37592, 62956, 75184, 125912, 150368, 251824, 300736, 503648, 582343, 601472, 1007296, 1164686, 1202944, 1998853, 2014592, 2329372, 3997706, 4029184, 4658744, 7995412, 9317488, 15990824, 18634976, 31981648, 37269952, 63963296, 73957561, 74539904, 127926592, 147915122, 149079808, 255853184, 295830244, 511706368, 591660488, 1183320976, 2366641952, 4733283904, 9466567808, 18933135616]

約数ペア:

[(1, 18933135616), (2, 9466567808), (4, 4733283904), (8, 2366641952), (16, 1183320976), (32, 591660488), (37, 511706368), (64, 295830244), (74, 255853184), (127, 149079808), (128, 147915122), (148, 127926592), (254, 74539904), (256, 73957561), (296, 63963296), (508, 37269952), (592, 31981648), (1016, 18634976), (1184, 15990824), (2032, 9317488), (2368, 7995412), (4064, 4658744), (4699, 4029184), (4736, 3997706), (8128, 2329372), (9398, 2014592), (9472, 1998853), (15739, 1202944), (16256, 1164686), (18796, 1007296), (31478, 601472), (32512, 582343), (37592, 503648), (62956, 300736), (75184, 251824), (125912, 150368)]