18925263616

素因数分解:

$2^8\times 7^1\times {\mathrm{197}}^1\times {\mathrm{53609}}^1$

素因数の和:53829

約数の個数: 72

約数和(自身を含む): 43393220640

約数和(自身を除く): 24467957024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 197, 224, 256, 394, 448, 788, 896, 1379, 1576, 1792, 2758, 3152, 5516, 6304, 11032, 12608, 22064, 25216, 44128, 50432, 53609, 88256, 107218, 176512, 214436, 353024, 375263, 428872, 750526, 857744, 1501052, 1715488, 3002104, 3430976, 6004208, 6861952, 10560973, 12008416, 13723904, 21121946, 24016832, 42243892, 48033664, 73926811, 84487784, 96067328, 147853622, 168975568, 295707244, 337951136, 591414488, 675902272, 1182828976, 1351804544, 2365657952, 2703609088, 4731315904, 9462631808, 18925263616]

約数ペア:

[(1, 18925263616), (2, 9462631808), (4, 4731315904), (7, 2703609088), (8, 2365657952), (14, 1351804544), (16, 1182828976), (28, 675902272), (32, 591414488), (56, 337951136), (64, 295707244), (112, 168975568), (128, 147853622), (197, 96067328), (224, 84487784), (256, 73926811), (394, 48033664), (448, 42243892), (788, 24016832), (896, 21121946), (1379, 13723904), (1576, 12008416), (1792, 10560973), (2758, 6861952), (3152, 6004208), (5516, 3430976), (6304, 3002104), (11032, 1715488), (12608, 1501052), (22064, 857744), (25216, 750526), (44128, 428872), (50432, 375263), (53609, 353024), (88256, 214436), (107218, 176512)]