20160783783

素因数分解:

$3^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{2011}}^1$

素因数の和:2337

約数の個数: 72

約数和(自身を含む): 34350151680

約数和(自身を除く): 14189367897

約数列:

[1, 3, 7, 9, 21, 49, 63, 127, 147, 179, 381, 441, 537, 889, 1143, 1253, 1611, 2011, 2667, 3759, 6033, 6223, 8001, 8771, 11277, 14077, 18099, 18669, 22733, 26313, 42231, 56007, 68199, 78939, 98539, 126693, 159131, 204597, 255397, 295617, 359969, 477393, 766191, 886851, 1079907, 1113917, 1432179, 1787779, 2298573, 2519783, 3239721, 3341751, 5363337, 7559349, 10025253, 12514453, 16090011, 17638481, 22678047, 37543359, 45716063, 52915443, 112630077, 137148189, 158746329, 320012441, 411444567, 960037323, 2240087087, 2880111969, 6720261261, 20160783783]

約数ペア:

[(1, 20160783783), (3, 6720261261), (7, 2880111969), (9, 2240087087), (21, 960037323), (49, 411444567), (63, 320012441), (127, 158746329), (147, 137148189), (179, 112630077), (381, 52915443), (441, 45716063), (537, 37543359), (889, 22678047), (1143, 17638481), (1253, 16090011), (1611, 12514453), (2011, 10025253), (2667, 7559349), (3759, 5363337), (6033, 3341751), (6223, 3239721), (8001, 2519783), (8771, 2298573), (11277, 1787779), (14077, 1432179), (18099, 1113917), (18669, 1079907), (22733, 886851), (26313, 766191), (42231, 477393), (56007, 359969), (68199, 295617), (78939, 255397), (98539, 204597), (126693, 159131)]