20135517621

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{727}}^1\times {\mathrm{3907}}^1$

素因数の和:4793

約数の個数: 32

約数和(自身を含む): 28677841920

約数和(自身を除く): 8542324299

約数列:

[1, 3, 17, 51, 139, 417, 727, 2181, 2363, 3907, 7089, 11721, 12359, 37077, 66419, 101053, 199257, 303159, 543073, 1629219, 1717901, 2840389, 5153703, 8521167, 9232241, 27696723, 48286613, 144859839, 394814071, 1184442213, 6711839207, 20135517621]

約数ペア:

[(1, 20135517621), (3, 6711839207), (17, 1184442213), (51, 394814071), (139, 144859839), (417, 48286613), (727, 27696723), (2181, 9232241), (2363, 8521167), (3907, 5153703), (7089, 2840389), (11721, 1717901), (12359, 1629219), (37077, 543073), (66419, 303159), (101053, 199257)]