408906752

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{21017}}^1$

素因数の和:21056

約数の個数: 44

約数和(自身を含む): 860476920

約数和(自身を除く): 451570168

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1024, 1216, 2432, 4864, 9728, 19456, 21017, 42034, 84068, 168136, 336272, 399323, 672544, 798646, 1345088, 1597292, 2690176, 3194584, 5380352, 6389168, 10760704, 12778336, 21521408, 25556672, 51113344, 102226688, 204453376, 408906752]

約数ペア:

[(1, 408906752), (2, 204453376), (4, 102226688), (8, 51113344), (16, 25556672), (19, 21521408), (32, 12778336), (38, 10760704), (64, 6389168), (76, 5380352), (128, 3194584), (152, 2690176), (256, 1597292), (304, 1345088), (512, 798646), (608, 672544), (1024, 399323), (1216, 336272), (2432, 168136), (4864, 84068), (9728, 42034), (19456, 21017)]