20160422188

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{521}}^1$

素因数の和:851

約数の個数: 96

約数和(自身を含む): 39103646400

約数和(自身を除く): 18943224212

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 97, 116, 181, 194, 362, 388, 521, 551, 724, 1042, 1102, 1843, 2084, 2204, 2813, 3439, 3686, 5249, 5626, 6878, 7372, 9899, 10498, 11252, 13756, 15109, 17557, 19798, 20996, 30218, 35114, 39596, 50537, 53447, 60436, 70228, 94301, 99731, 101074, 106894, 188602, 199462, 202148, 213788, 287071, 333583, 377204, 398924, 509153, 574142, 667166, 960203, 1018306, 1148284, 1334332, 1465573, 1791719, 1920406, 2036612, 2734729, 2931146, 3583438, 3840812, 5469458, 5862292, 7166876, 9147197, 9673907, 10938916, 18294394, 19347814, 27845887, 36588788, 38695628, 51959851, 55691774, 103919702, 111383548, 173796743, 207839404, 265268713, 347593486, 530537426, 695186972, 1061074852, 5040105547, 10080211094, 20160422188]

約数ペア:

[(1, 20160422188), (2, 10080211094), (4, 5040105547), (19, 1061074852), (29, 695186972), (38, 530537426), (58, 347593486), (76, 265268713), (97, 207839404), (116, 173796743), (181, 111383548), (194, 103919702), (362, 55691774), (388, 51959851), (521, 38695628), (551, 36588788), (724, 27845887), (1042, 19347814), (1102, 18294394), (1843, 10938916), (2084, 9673907), (2204, 9147197), (2813, 7166876), (3439, 5862292), (3686, 5469458), (5249, 3840812), (5626, 3583438), (6878, 2931146), (7372, 2734729), (9899, 2036612), (10498, 1920406), (11252, 1791719), (13756, 1465573), (15109, 1334332), (17557, 1148284), (19798, 1018306), (20996, 960203), (30218, 667166), (35114, 574142), (39596, 509153), (50537, 398924), (53447, 377204), (60436, 333583), (70228, 287071), (94301, 213788), (99731, 202148), (101074, 199462), (106894, 188602)]