20219262464

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{383}}^1\times {\mathrm{4483}}^1$

素因数の和:4907

約数の個数: 80

約数和(自身を含む): 42275008512

約数和(自身を除く): 22055746048

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 383, 512, 736, 766, 1472, 1532, 2944, 3064, 4483, 5888, 6128, 8809, 8966, 11776, 12256, 17618, 17932, 24512, 35236, 35864, 49024, 70472, 71728, 98048, 103109, 140944, 143456, 196096, 206218, 281888, 286912, 412436, 563776, 573824, 824872, 1127552, 1147648, 1649744, 1716989, 2255104, 2295296, 3299488, 3433978, 4510208, 6598976, 6867956, 13197952, 13735912, 26395904, 27471824, 39490747, 52791808, 54943648, 78981494, 109887296, 157962988, 219774592, 315925976, 439549184, 631851952, 879098368, 1263703904, 2527407808, 5054815616, 10109631232, 20219262464]

約数ペア:

[(1, 20219262464), (2, 10109631232), (4, 5054815616), (8, 2527407808), (16, 1263703904), (23, 879098368), (32, 631851952), (46, 439549184), (64, 315925976), (92, 219774592), (128, 157962988), (184, 109887296), (256, 78981494), (368, 54943648), (383, 52791808), (512, 39490747), (736, 27471824), (766, 26395904), (1472, 13735912), (1532, 13197952), (2944, 6867956), (3064, 6598976), (4483, 4510208), (5888, 3433978), (6128, 3299488), (8809, 2295296), (8966, 2255104), (11776, 1716989), (12256, 1649744), (17618, 1147648), (17932, 1127552), (24512, 824872), (35236, 573824), (35864, 563776), (49024, 412436), (70472, 286912), (71728, 281888), (98048, 206218), (103109, 196096), (140944, 143456)]