20163400856

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{151}}^1\times {\mathrm{46237}}^1$

素因数の和:46432

約数の個数: 48

約数和(自身を含む): 40166025840

約数和(自身を除く): 20002624984

約数列:

[1, 2, 4, 8, 19, 38, 76, 151, 152, 302, 361, 604, 722, 1208, 1444, 2869, 2888, 5738, 11476, 22952, 46237, 54511, 92474, 109022, 184948, 218044, 369896, 436088, 878503, 1757006, 3514012, 6981787, 7028024, 13963574, 16691557, 27927148, 33383114, 55854296, 66766228, 132653953, 133532456, 265307906, 530615812, 1061231624, 2520425107, 5040850214, 10081700428, 20163400856]

約数ペア:

[(1, 20163400856), (2, 10081700428), (4, 5040850214), (8, 2520425107), (19, 1061231624), (38, 530615812), (76, 265307906), (151, 133532456), (152, 132653953), (302, 66766228), (361, 55854296), (604, 33383114), (722, 27927148), (1208, 16691557), (1444, 13963574), (2869, 7028024), (2888, 6981787), (5738, 3514012), (11476, 1757006), (22952, 878503), (46237, 436088), (54511, 369896), (92474, 218044), (109022, 184948)]