20192684416

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{547}}^1$

素因数の和:976

約数の個数: 128

約数和(自身を含む): 43531804800

約数和(自身を除く): 23339120384

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 128, 152, 172, 304, 344, 353, 547, 608, 688, 706, 817, 1094, 1216, 1376, 1412, 1634, 2188, 2432, 2752, 2824, 3268, 4376, 5504, 5648, 6536, 6707, 8752, 10393, 11296, 13072, 13414, 15179, 17504, 20786, 22592, 23521, 26144, 26828, 30358, 35008, 41572, 45184, 47042, 52288, 53656, 60716, 70016, 83144, 94084, 104576, 107312, 121432, 166288, 188168, 193091, 214624, 242864, 288401, 332576, 376336, 386182, 429248, 446899, 485728, 576802, 665152, 752672, 772364, 858496, 893798, 971456, 1153604, 1330304, 1505344, 1544728, 1787596, 1942912, 2307208, 3010688, 3089456, 3575192, 3668729, 4614416, 6178912, 7150384, 7337458, 8302913, 9228832, 12357824, 14300768, 14674916, 16605826, 18457664, 24715648, 28601536, 29349832, 33211652, 36915328, 57203072, 58699664, 66423304, 117399328, 132846608, 157755347, 234798656, 265693216, 315510694, 469597312, 531386432, 631021388, 1062772864, 1262042776, 2524085552, 5048171104, 10096342208, 20192684416]

約数ペア:

[(1, 20192684416), (2, 10096342208), (4, 5048171104), (8, 2524085552), (16, 1262042776), (19, 1062772864), (32, 631021388), (38, 531386432), (43, 469597312), (64, 315510694), (76, 265693216), (86, 234798656), (128, 157755347), (152, 132846608), (172, 117399328), (304, 66423304), (344, 58699664), (353, 57203072), (547, 36915328), (608, 33211652), (688, 29349832), (706, 28601536), (817, 24715648), (1094, 18457664), (1216, 16605826), (1376, 14674916), (1412, 14300768), (1634, 12357824), (2188, 9228832), (2432, 8302913), (2752, 7337458), (2824, 7150384), (3268, 6178912), (4376, 4614416), (5504, 3668729), (5648, 3575192), (6536, 3089456), (6707, 3010688), (8752, 2307208), (10393, 1942912), (11296, 1787596), (13072, 1544728), (13414, 1505344), (15179, 1330304), (17504, 1153604), (20786, 971456), (22592, 893798), (23521, 858496), (26144, 772364), (26828, 752672), (30358, 665152), (35008, 576802), (41572, 485728), (45184, 446899), (47042, 429248), (52288, 386182), (53656, 376336), (60716, 332576), (70016, 288401), (83144, 242864), (94084, 214624), (104576, 193091), (107312, 188168), (121432, 166288)]