20161718144

素因数分解:

$2^7\times {\mathrm{157513423}}^1$

素因数の和:157513437

約数の個数: 16

約数和(自身を含む): 40165923120

約数和(自身を除く): 20004204976

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157513423, 315026846, 630053692, 1260107384, 2520214768, 5040429536, 10080859072, 20161718144]

約数ペア:

[(1, 20161718144), (2, 10080859072), (4, 5040429536), (8, 2520214768), (16, 1260107384), (32, 630053692), (64, 315026846), (128, 157513423)]