20679378

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{6991}}^1$

素因数の和:7042

約数の個数: 32

約数和(自身を含む): 45308160

約数和(自身を除く): 24628782

約数列:

[1, 2, 3, 6, 17, 29, 34, 51, 58, 87, 102, 174, 493, 986, 1479, 2958, 6991, 13982, 20973, 41946, 118847, 202739, 237694, 356541, 405478, 608217, 713082, 1216434, 3446563, 6893126, 10339689, 20679378]

約数ペア:

[(1, 20679378), (2, 10339689), (3, 6893126), (6, 3446563), (17, 1216434), (29, 713082), (34, 608217), (51, 405478), (58, 356541), (87, 237694), (102, 202739), (174, 118847), (493, 41946), (986, 20973), (1479, 13982), (2958, 6991)]