18839512448

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{691}}^1\times {\mathrm{6871}}^1$

素因数の和:7607

約数の個数: 64

約数和(自身を含む): 38804259840

約数和(自身を除く): 19964747392

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 691, 992, 1382, 1984, 2764, 3968, 5528, 6871, 11056, 13742, 21421, 22112, 27484, 42842, 44224, 54968, 85684, 88448, 109936, 171368, 213001, 219872, 342736, 426002, 439744, 685472, 852004, 879488, 1370944, 1704008, 2741888, 3408016, 4747861, 6816032, 9495722, 13632064, 18991444, 27264128, 37982888, 75965776, 147183691, 151931552, 294367382, 303863104, 588734764, 607726208, 1177469528, 2354939056, 4709878112, 9419756224, 18839512448]

約数ペア:

[(1, 18839512448), (2, 9419756224), (4, 4709878112), (8, 2354939056), (16, 1177469528), (31, 607726208), (32, 588734764), (62, 303863104), (64, 294367382), (124, 151931552), (128, 147183691), (248, 75965776), (496, 37982888), (691, 27264128), (992, 18991444), (1382, 13632064), (1984, 9495722), (2764, 6816032), (3968, 4747861), (5528, 3408016), (6871, 2741888), (11056, 1704008), (13742, 1370944), (21421, 879488), (22112, 852004), (27484, 685472), (42842, 439744), (44224, 426002), (54968, 342736), (85684, 219872), (88448, 213001), (109936, 171368)]