19038464

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{2399}}^1$

素因数の和:2446

約数の個数: 36

約数和(自身を含む): 39244800

約数和(自身を除く): 20206336

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 2399, 3968, 4798, 7936, 9596, 19192, 38384, 74369, 76768, 148738, 153536, 297476, 307072, 594952, 614144, 1189904, 2379808, 4759616, 9519232, 19038464]

約数ペア:

[(1, 19038464), (2, 9519232), (4, 4759616), (8, 2379808), (16, 1189904), (31, 614144), (32, 594952), (62, 307072), (64, 297476), (124, 153536), (128, 148738), (248, 76768), (256, 74369), (496, 38384), (992, 19192), (1984, 9596), (2399, 7936), (3968, 4798)]