19299968

素因数分解:

$2^7\times {\mathrm{131}}^1\times {\mathrm{1151}}^1$

素因数の和:1296

約数の個数: 32

約数和(自身を含む): 38776320

約数和(自身を除く): 19476352

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 262, 524, 1048, 1151, 2096, 2302, 4192, 4604, 8384, 9208, 16768, 18416, 36832, 73664, 147328, 150781, 301562, 603124, 1206248, 2412496, 4824992, 9649984, 19299968]

約数ペア:

[(1, 19299968), (2, 9649984), (4, 4824992), (8, 2412496), (16, 1206248), (32, 603124), (64, 301562), (128, 150781), (131, 147328), (262, 73664), (524, 36832), (1048, 18416), (1151, 16768), (2096, 9208), (2302, 8384), (4192, 4604)]