19065856

素因数分解:

$2^{10}\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:496

約数の個数: 44

約数和(自身を含む): 39089512

約数和(自身を除く): 20023656

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 433, 512, 688, 866, 1024, 1376, 1732, 2752, 3464, 5504, 6928, 11008, 13856, 18619, 22016, 27712, 37238, 44032, 55424, 74476, 110848, 148952, 221696, 297904, 443392, 595808, 1191616, 2383232, 4766464, 9532928, 19065856]

約数ペア:

[(1, 19065856), (2, 9532928), (4, 4766464), (8, 2383232), (16, 1191616), (32, 595808), (43, 443392), (64, 297904), (86, 221696), (128, 148952), (172, 110848), (256, 74476), (344, 55424), (433, 44032), (512, 37238), (688, 27712), (866, 22016), (1024, 18619), (1376, 13856), (1732, 11008), (2752, 6928), (3464, 5504)]