20512572108

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{901097}}^1$

素因数の和:901382

約数の個数: 48

約数和(自身を含む): 54902098944

約数和(自身を除く): 34389526836

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 271, 542, 813, 1084, 1626, 1897, 3252, 3794, 5691, 7588, 11382, 22764, 901097, 1802194, 2703291, 3604388, 5406582, 6307679, 10813164, 12615358, 18923037, 25230716, 37846074, 75692148, 244197287, 488394574, 732591861, 976789148, 1465183722, 1709381009, 2930367444, 3418762018, 5128143027, 6837524036, 10256286054, 20512572108]

約数ペア:

[(1, 20512572108), (2, 10256286054), (3, 6837524036), (4, 5128143027), (6, 3418762018), (7, 2930367444), (12, 1709381009), (14, 1465183722), (21, 976789148), (28, 732591861), (42, 488394574), (84, 244197287), (271, 75692148), (542, 37846074), (813, 25230716), (1084, 18923037), (1626, 12615358), (1897, 10813164), (3252, 6307679), (3794, 5406582), (5691, 3604388), (7588, 2703291), (11382, 1802194), (22764, 901097)]