20178487616

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2370593}}^1$

素因数の和:2370631

約数の個数: 56

約数和(自身を含む): 48170470080

約数和(自身を除く): 27991982464

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 532, 608, 1064, 1216, 2128, 4256, 8512, 2370593, 4741186, 9482372, 16594151, 18964744, 33188302, 37929488, 45041267, 66376604, 75858976, 90082534, 132753208, 151717952, 180165068, 265506416, 315288869, 360330136, 531012832, 630577738, 720660272, 1062025664, 1261155476, 1441320544, 2522310952, 2882641088, 5044621904, 10089243808, 20178487616]

約数ペア:

[(1, 20178487616), (2, 10089243808), (4, 5044621904), (7, 2882641088), (8, 2522310952), (14, 1441320544), (16, 1261155476), (19, 1062025664), (28, 720660272), (32, 630577738), (38, 531012832), (56, 360330136), (64, 315288869), (76, 265506416), (112, 180165068), (133, 151717952), (152, 132753208), (224, 90082534), (266, 75858976), (304, 66376604), (448, 45041267), (532, 37929488), (608, 33188302), (1064, 18964744), (1216, 16594151), (2128, 9482372), (4256, 4741186), (8512, 2370593)]