20980493568

素因数分解:

$2^8\times 3^2\times {\mathrm{9106117}}^1$

素因数の和:9106139

約数の個数: 54

約数和(自身を含む): 60491941874

約数和(自身を除く): 39511448306

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 9106117, 18212234, 27318351, 36424468, 54636702, 72848936, 81955053, 109273404, 145697872, 163910106, 218546808, 291395744, 327820212, 437093616, 582791488, 655640424, 874187232, 1165582976, 1311280848, 1748374464, 2331165952, 2622561696, 3496748928, 5245123392, 6993497856, 10490246784, 20980493568]

約数ペア:

[(1, 20980493568), (2, 10490246784), (3, 6993497856), (4, 5245123392), (6, 3496748928), (8, 2622561696), (9, 2331165952), (12, 1748374464), (16, 1311280848), (18, 1165582976), (24, 874187232), (32, 655640424), (36, 582791488), (48, 437093616), (64, 327820212), (72, 291395744), (96, 218546808), (128, 163910106), (144, 145697872), (192, 109273404), (256, 81955053), (288, 72848936), (384, 54636702), (576, 36424468), (768, 27318351), (1152, 18212234), (2304, 9106117)]