161719088

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{246523}}^1$

素因数の和:246572

約数の個数: 20

約数和(自身を含む): 320974248

約数和(自身を除く): 159255160

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 246523, 493046, 986092, 1972184, 3944368, 10107443, 20214886, 40429772, 80859544, 161719088]

約数ペア:

[(1, 161719088), (2, 80859544), (4, 40429772), (8, 20214886), (16, 10107443), (41, 3944368), (82, 1972184), (164, 986092), (328, 493046), (656, 246523)]