20928688

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{118913}}^1$

素因数の和:118932

約数の個数: 20

約数和(自身を含む): 44236008

約数和(自身を除く): 23307320

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 118913, 237826, 475652, 951304, 1308043, 1902608, 2616086, 5232172, 10464344, 20928688]

約数ペア:

[(1, 20928688), (2, 10464344), (4, 5232172), (8, 2616086), (11, 1902608), (16, 1308043), (22, 951304), (44, 475652), (88, 237826), (176, 118913)]