16908116

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{499}}^1$

素因数の和:743

約数の個数: 24

約数和(自身を含む): 30492000

約数和(自身を除く): 13583884

約数列:

[1, 2, 4, 43, 86, 172, 197, 394, 499, 788, 998, 1996, 8471, 16942, 21457, 33884, 42914, 85828, 98303, 196606, 393212, 4227029, 8454058, 16908116]

約数ペア:

[(1, 16908116), (2, 8454058), (4, 4227029), (43, 393212), (86, 196606), (172, 98303), (197, 85828), (394, 42914), (499, 33884), (788, 21457), (998, 16942), (1996, 8471)]