20398492736

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{26759}}^1$

素因数の和:27091

約数の個数: 56

約数和(自身を含む): 41570696640

約数和(自身を除く): 21172203904

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 277, 344, 554, 688, 1108, 1376, 2216, 2752, 4432, 8864, 11911, 17728, 23822, 26759, 47644, 53518, 95288, 107036, 190576, 214072, 381152, 428144, 762304, 856288, 1150637, 1712576, 2301274, 4602548, 7412243, 9205096, 14824486, 18410192, 29648972, 36820384, 59297944, 73640768, 118595888, 237191776, 318726449, 474383552, 637452898, 1274905796, 2549811592, 5099623184, 10199246368, 20398492736]

約数ペア:

[(1, 20398492736), (2, 10199246368), (4, 5099623184), (8, 2549811592), (16, 1274905796), (32, 637452898), (43, 474383552), (64, 318726449), (86, 237191776), (172, 118595888), (277, 73640768), (344, 59297944), (554, 36820384), (688, 29648972), (1108, 18410192), (1376, 14824486), (2216, 9205096), (2752, 7412243), (4432, 4602548), (8864, 2301274), (11911, 1712576), (17728, 1150637), (23822, 856288), (26759, 762304), (47644, 428144), (53518, 381152), (95288, 214072), (107036, 190576)]