20165892459

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{967}}^1\times {\mathrm{15907}}^1$

素因数の和:16919

約数の個数: 32

約数和(自身を含む): 29565972480

約数和(自身を除く): 9400080021

約数列:

[1, 3, 19, 23, 57, 69, 437, 967, 1311, 2901, 15907, 18373, 22241, 47721, 55119, 66723, 302233, 365861, 422579, 906699, 1097583, 1267737, 6951359, 15382069, 20854077, 46146207, 292259311, 353787587, 876777933, 1061362761, 6721964153, 20165892459]

約数ペア:

[(1, 20165892459), (3, 6721964153), (19, 1061362761), (23, 876777933), (57, 353787587), (69, 292259311), (437, 46146207), (967, 20854077), (1311, 15382069), (2901, 6951359), (15907, 1267737), (18373, 1097583), (22241, 906699), (47721, 422579), (55119, 365861), (66723, 302233)]