20215005286

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1975279}}^1$

素因数の和:1975348

約数の個数: 32

約数和(自身を含む): 37546122240

約数和(自身を除く): 17331116954

約数列:

[1, 2, 7, 14, 17, 34, 43, 86, 119, 238, 301, 602, 731, 1462, 5117, 10234, 1975279, 3950558, 13826953, 27653906, 33579743, 67159486, 84936997, 169873994, 235058201, 470116402, 594558979, 1189117958, 1443928949, 2887857898, 10107502643, 20215005286]

約数ペア:

[(1, 20215005286), (2, 10107502643), (7, 2887857898), (14, 1443928949), (17, 1189117958), (34, 594558979), (43, 470116402), (86, 235058201), (119, 169873994), (238, 84936997), (301, 67159486), (602, 33579743), (731, 27653906), (1462, 13826953), (5117, 3950558), (10234, 1975279)]