20903676528

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2145287}}^1$

素因数の和:2145334

約数の個数: 80

約数和(自身を含む): 63843770880

約数和(自身を除く): 42940094352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 56, 58, 84, 87, 112, 116, 168, 174, 203, 232, 336, 348, 406, 464, 609, 696, 812, 1218, 1392, 1624, 2436, 3248, 4872, 9744, 2145287, 4290574, 6435861, 8581148, 12871722, 15017009, 17162296, 25743444, 30034018, 34324592, 45051027, 51486888, 60068036, 62213323, 90102054, 102973776, 120136072, 124426646, 180204108, 186639969, 240272144, 248853292, 360408216, 373279938, 435493261, 497706584, 720816432, 746559876, 870986522, 995413168, 1306479783, 1493119752, 1741973044, 2612959566, 2986239504, 3483946088, 5225919132, 6967892176, 10451838264, 20903676528]

約数ペア:

[(1, 20903676528), (2, 10451838264), (3, 6967892176), (4, 5225919132), (6, 3483946088), (7, 2986239504), (8, 2612959566), (12, 1741973044), (14, 1493119752), (16, 1306479783), (21, 995413168), (24, 870986522), (28, 746559876), (29, 720816432), (42, 497706584), (48, 435493261), (56, 373279938), (58, 360408216), (84, 248853292), (87, 240272144), (112, 186639969), (116, 180204108), (168, 124426646), (174, 120136072), (203, 102973776), (232, 90102054), (336, 62213323), (348, 60068036), (406, 51486888), (464, 45051027), (609, 34324592), (696, 30034018), (812, 25743444), (1218, 17162296), (1392, 15017009), (1624, 12871722), (2436, 8581148), (3248, 6435861), (4872, 4290574), (9744, 2145287)]