219873328

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{443293}}^1$

素因数の和:443332

約数の個数: 20

約数和(自身を含む): 439747648

約数和(自身を除く): 219874320

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 443293, 886586, 1773172, 3546344, 7092688, 13742083, 27484166, 54968332, 109936664, 219873328]

約数ペア:

[(1, 219873328), (2, 109936664), (4, 54968332), (8, 27484166), (16, 13742083), (31, 7092688), (62, 3546344), (124, 1773172), (248, 886586), (496, 443293)]