20173902441

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1731

約数の個数: 128

約数和(自身を含む): 36694425600

約数和(自身を除く): 16520523159

約数列:

[1, 3, 7, 11, 19, 21, 33, 41, 57, 71, 77, 123, 133, 209, 213, 231, 287, 399, 451, 497, 627, 779, 781, 861, 1349, 1353, 1463, 1491, 1579, 2337, 2343, 2911, 3157, 4047, 4389, 4737, 5453, 5467, 8569, 8733, 9443, 9471, 11053, 14839, 16359, 16401, 17369, 20377, 25707, 28329, 30001, 32021, 33159, 44517, 52107, 55309, 59983, 61131, 64739, 90003, 96063, 103873, 112109, 121583, 165927, 179949, 194217, 210007, 224147, 311619, 330011, 336327, 364749, 387163, 453173, 608399, 630021, 672441, 712129, 784763, 990033, 1161489, 1230041, 1233199, 1359519, 1825197, 2130071, 2136387, 2310077, 2354289, 3690123, 3699597, 4258793, 4596469, 4984903, 6390213, 6930231, 8610287, 8632393, 12776379, 13530451, 13789407, 14910497, 14954709, 23430781, 25830861, 25897179, 32175283, 40591353, 44731491, 50561159, 70292343, 87332911, 94713157, 96525849, 151683477, 164015467, 261998733, 284139471, 353928113, 492046401, 611330377, 960662021, 1061784339, 1833991131, 2881986063, 6724634147, 20173902441]

約数ペア:

[(1, 20173902441), (3, 6724634147), (7, 2881986063), (11, 1833991131), (19, 1061784339), (21, 960662021), (33, 611330377), (41, 492046401), (57, 353928113), (71, 284139471), (77, 261998733), (123, 164015467), (133, 151683477), (209, 96525849), (213, 94713157), (231, 87332911), (287, 70292343), (399, 50561159), (451, 44731491), (497, 40591353), (627, 32175283), (779, 25897179), (781, 25830861), (861, 23430781), (1349, 14954709), (1353, 14910497), (1463, 13789407), (1491, 13530451), (1579, 12776379), (2337, 8632393), (2343, 8610287), (2911, 6930231), (3157, 6390213), (4047, 4984903), (4389, 4596469), (4737, 4258793), (5453, 3699597), (5467, 3690123), (8569, 2354289), (8733, 2310077), (9443, 2136387), (9471, 2130071), (11053, 1825197), (14839, 1359519), (16359, 1233199), (16401, 1230041), (17369, 1161489), (20377, 990033), (25707, 784763), (28329, 712129), (30001, 672441), (32021, 630021), (33159, 608399), (44517, 453173), (52107, 387163), (55309, 364749), (59983, 336327), (61131, 330011), (64739, 311619), (90003, 224147), (96063, 210007), (103873, 194217), (112109, 179949), (121583, 165927)]