19048041

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 56

約数和(自身を含む): 31871880

約数和(自身を除く): 12823839

約数列:

[1, 3, 9, 17, 27, 29, 51, 53, 81, 87, 153, 159, 243, 261, 459, 477, 493, 729, 783, 901, 1377, 1431, 1479, 1537, 2349, 2703, 4131, 4293, 4437, 4611, 7047, 8109, 12393, 12879, 13311, 13833, 21141, 24327, 26129, 38637, 39933, 41499, 72981, 78387, 119799, 124497, 218943, 235161, 359397, 373491, 656829, 705483, 1120473, 2116449, 6349347, 19048041]

約数ペア:

[(1, 19048041), (3, 6349347), (9, 2116449), (17, 1120473), (27, 705483), (29, 656829), (51, 373491), (53, 359397), (81, 235161), (87, 218943), (153, 124497), (159, 119799), (243, 78387), (261, 72981), (459, 41499), (477, 39933), (493, 38637), (729, 26129), (783, 24327), (901, 21141), (1377, 13833), (1431, 13311), (1479, 12879), (1537, 12393), (2349, 8109), (2703, 7047), (4131, 4611), (4293, 4437)]