20591334

素因数分解:

$2^1\times 3^6\times {\mathrm{29}}^1\times {\mathrm{487}}^1$

素因数の和:536

約数の個数: 56

約数和(自身を含む): 48004560

約数和(自身を除く): 27413226

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 243, 261, 486, 487, 522, 729, 783, 974, 1458, 1461, 1566, 2349, 2922, 4383, 4698, 7047, 8766, 13149, 14094, 14123, 21141, 26298, 28246, 39447, 42282, 42369, 78894, 84738, 118341, 127107, 236682, 254214, 355023, 381321, 710046, 762642, 1143963, 2287926, 3431889, 6863778, 10295667, 20591334]

約数ペア:

[(1, 20591334), (2, 10295667), (3, 6863778), (6, 3431889), (9, 2287926), (18, 1143963), (27, 762642), (29, 710046), (54, 381321), (58, 355023), (81, 254214), (87, 236682), (162, 127107), (174, 118341), (243, 84738), (261, 78894), (486, 42369), (487, 42282), (522, 39447), (729, 28246), (783, 26298), (974, 21141), (1458, 14123), (1461, 14094), (1566, 13149), (2349, 8766), (2922, 7047), (4383, 4698)]