2012511616

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{1279}}^1$

素因数の和:1959

約数の個数: 64

約数和(自身を含む): 4230144000

約数和(自身を除く): 2217632384

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 647, 1216, 1279, 1294, 2432, 2558, 2588, 5116, 5176, 10232, 10352, 12293, 20464, 20704, 24301, 24586, 40928, 41408, 48602, 49172, 81856, 82816, 97204, 98344, 163712, 194408, 196688, 388816, 393376, 777632, 786752, 827513, 1555264, 1573504, 1655026, 3110528, 3310052, 6620104, 13240208, 15722747, 26480416, 31445494, 52960832, 62890988, 105921664, 125781976, 251563952, 503127904, 1006255808, 2012511616]

約数ペア:

[(1, 2012511616), (2, 1006255808), (4, 503127904), (8, 251563952), (16, 125781976), (19, 105921664), (32, 62890988), (38, 52960832), (64, 31445494), (76, 26480416), (128, 15722747), (152, 13240208), (304, 6620104), (608, 3310052), (647, 3110528), (1216, 1655026), (1279, 1573504), (1294, 1555264), (2432, 827513), (2558, 786752), (2588, 777632), (5116, 393376), (5176, 388816), (10232, 196688), (10352, 194408), (12293, 163712), (20464, 98344), (20704, 97204), (24301, 82816), (24586, 81856), (40928, 49172), (41408, 48602)]