161888812

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{76507}}^1$

素因数の和:76557

約数の個数: 18

約数和(自身を含む): 296162468

約数和(自身を除く): 134273656

約数列:

[1, 2, 4, 23, 46, 92, 529, 1058, 2116, 76507, 153014, 306028, 1759661, 3519322, 7038644, 40472203, 80944406, 161888812]

約数ペア:

[(1, 161888812), (2, 80944406), (4, 40472203), (23, 7038644), (46, 3519322), (92, 1759661), (529, 306028), (1058, 153014), (2116, 76507)]