20765856

素因数分解:

$2^5\times 3^1\times {\mathrm{29}}^1\times {\mathrm{7459}}^1$

素因数の和:7501

約数の個数: 48

約数和(自身を含む): 56397600

約数和(自身を除く): 35631744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 87, 96, 116, 174, 232, 348, 464, 696, 928, 1392, 2784, 7459, 14918, 22377, 29836, 44754, 59672, 89508, 119344, 179016, 216311, 238688, 358032, 432622, 648933, 716064, 865244, 1297866, 1730488, 2595732, 3460976, 5191464, 6921952, 10382928, 20765856]

約数ペア:

[(1, 20765856), (2, 10382928), (3, 6921952), (4, 5191464), (6, 3460976), (8, 2595732), (12, 1730488), (16, 1297866), (24, 865244), (29, 716064), (32, 648933), (48, 432622), (58, 358032), (87, 238688), (96, 216311), (116, 179016), (174, 119344), (232, 89508), (348, 59672), (464, 44754), (696, 29836), (928, 22377), (1392, 14918), (2784, 7459)]