20288384

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{5113}}^1$

素因数の和:5158

約数の個数: 32

約数和(自身を含む): 41730240

約数和(自身を除く): 21441856

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 5113, 10226, 20452, 40904, 81808, 158503, 163616, 317006, 327232, 634012, 654464, 1268024, 2536048, 5072096, 10144192, 20288384]

約数ペア:

[(1, 20288384), (2, 10144192), (4, 5072096), (8, 2536048), (16, 1268024), (31, 654464), (32, 634012), (62, 327232), (64, 317006), (124, 163616), (128, 158503), (248, 81808), (496, 40904), (992, 20452), (1984, 10226), (3968, 5113)]