19873323

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1493}}^1$

素因数の和:1548

約数の個数: 32

約数和(自身を含む): 32270400

約数和(自身を除く): 12397077

約数列:

[1, 3, 9, 17, 27, 29, 51, 87, 153, 261, 459, 493, 783, 1479, 1493, 4437, 4479, 13311, 13437, 25381, 40311, 43297, 76143, 129891, 228429, 389673, 685287, 736049, 1169019, 2208147, 6624441, 19873323]

約数ペア:

[(1, 19873323), (3, 6624441), (9, 2208147), (17, 1169019), (27, 736049), (29, 685287), (51, 389673), (87, 228429), (153, 129891), (261, 76143), (459, 43297), (493, 40311), (783, 25381), (1479, 13437), (1493, 13311), (4437, 4479)]