20960576

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:152

約数の個数: 112

約数和(自身を含む): 52913280

約数和(自身を除く): 31952704

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 59, 61, 64, 91, 104, 112, 118, 122, 182, 208, 224, 236, 244, 364, 413, 416, 427, 448, 472, 488, 728, 767, 793, 826, 832, 854, 944, 976, 1456, 1534, 1586, 1652, 1708, 1888, 1952, 2912, 3068, 3172, 3304, 3416, 3599, 3776, 3904, 5369, 5551, 5824, 6136, 6344, 6608, 6832, 7198, 10738, 11102, 12272, 12688, 13216, 13664, 14396, 21476, 22204, 24544, 25193, 25376, 26432, 27328, 28792, 42952, 44408, 46787, 49088, 50386, 50752, 57584, 85904, 88816, 93574, 100772, 115168, 171808, 177632, 187148, 201544, 230336, 327509, 343616, 355264, 374296, 403088, 655018, 748592, 806176, 1310036, 1497184, 1612352, 2620072, 2994368, 5240144, 10480288, 20960576]

約数ペア:

[(1, 20960576), (2, 10480288), (4, 5240144), (7, 2994368), (8, 2620072), (13, 1612352), (14, 1497184), (16, 1310036), (26, 806176), (28, 748592), (32, 655018), (52, 403088), (56, 374296), (59, 355264), (61, 343616), (64, 327509), (91, 230336), (104, 201544), (112, 187148), (118, 177632), (122, 171808), (182, 115168), (208, 100772), (224, 93574), (236, 88816), (244, 85904), (364, 57584), (413, 50752), (416, 50386), (427, 49088), (448, 46787), (472, 44408), (488, 42952), (728, 28792), (767, 27328), (793, 26432), (826, 25376), (832, 25193), (854, 24544), (944, 22204), (976, 21476), (1456, 14396), (1534, 13664), (1586, 13216), (1652, 12688), (1708, 12272), (1888, 11102), (1952, 10738), (2912, 7198), (3068, 6832), (3172, 6608), (3304, 6344), (3416, 6136), (3599, 5824), (3776, 5551), (3904, 5369)]