19689898986

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{65147}}^1$

素因数の和:65380

約数の個数: 64

約数和(自身を含む): 45499363200

約数和(自身を除く): 25809464214

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 193, 261, 386, 522, 579, 783, 1158, 1566, 1737, 3474, 5211, 5597, 10422, 11194, 16791, 33582, 50373, 65147, 100746, 130294, 151119, 195441, 302238, 390882, 586323, 1172646, 1758969, 1889263, 3517938, 3778526, 5667789, 11335578, 12573371, 17003367, 25146742, 34006734, 37720113, 51010101, 75440226, 102020202, 113160339, 226320678, 339481017, 364627759, 678962034, 729255518, 1093883277, 2187766554, 3281649831, 6563299662, 9844949493, 19689898986]

約数ペア:

[(1, 19689898986), (2, 9844949493), (3, 6563299662), (6, 3281649831), (9, 2187766554), (18, 1093883277), (27, 729255518), (29, 678962034), (54, 364627759), (58, 339481017), (87, 226320678), (174, 113160339), (193, 102020202), (261, 75440226), (386, 51010101), (522, 37720113), (579, 34006734), (783, 25146742), (1158, 17003367), (1566, 12573371), (1737, 11335578), (3474, 5667789), (5211, 3778526), (5597, 3517938), (10422, 1889263), (11194, 1758969), (16791, 1172646), (33582, 586323), (50373, 390882), (65147, 302238), (100746, 195441), (130294, 151119)]