13580288

素因数分解:

$2^{11}\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 28665000

約数和(自身を除く): 15084712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 349, 512, 608, 698, 1024, 1216, 1396, 2048, 2432, 2792, 4864, 5584, 6631, 9728, 11168, 13262, 19456, 22336, 26524, 38912, 44672, 53048, 89344, 106096, 178688, 212192, 357376, 424384, 714752, 848768, 1697536, 3395072, 6790144, 13580288]

約数ペア:

[(1, 13580288), (2, 6790144), (4, 3395072), (8, 1697536), (16, 848768), (19, 714752), (32, 424384), (38, 357376), (64, 212192), (76, 178688), (128, 106096), (152, 89344), (256, 53048), (304, 44672), (349, 38912), (512, 26524), (608, 22336), (698, 19456), (1024, 13262), (1216, 11168), (1396, 9728), (2048, 6631), (2432, 5584), (2792, 4864)]