199427888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{4409}}^1$

素因数の和:4685

約数の個数: 40

約数和(自身を含む): 423254160

約数和(自身を除く): 223826272

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 257, 514, 1028, 2056, 2827, 4112, 4409, 5654, 8818, 11308, 17636, 22616, 35272, 45232, 48499, 70544, 96998, 193996, 387992, 775984, 1133113, 2266226, 4532452, 9064904, 12464243, 18129808, 24928486, 49856972, 99713944, 199427888]

約数ペア:

[(1, 199427888), (2, 99713944), (4, 49856972), (8, 24928486), (11, 18129808), (16, 12464243), (22, 9064904), (44, 4532452), (88, 2266226), (176, 1133113), (257, 775984), (514, 387992), (1028, 193996), (2056, 96998), (2827, 70544), (4112, 48499), (4409, 45232), (5654, 35272), (8818, 22616), (11308, 17636)]