161121616

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{76871}}^1$

素因数の和:77010

約数の個数: 20

約数和(自身を含む): 314560224

約数和(自身を除く): 153438608

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 76871, 153742, 307484, 614968, 1229936, 10070101, 20140202, 40280404, 80560808, 161121616]

約数ペア:

[(1, 161121616), (2, 80560808), (4, 40280404), (8, 20140202), (16, 10070101), (131, 1229936), (262, 614968), (524, 307484), (1048, 153742), (2096, 76871)]