31905332

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{2131}}^1$

素因数の和:2351

約数の個数: 24

約数和(自身を含む): 59099040

約数和(自身を除く): 27193708

約数列:

[1, 2, 4, 19, 38, 76, 197, 394, 788, 2131, 3743, 4262, 7486, 8524, 14972, 40489, 80978, 161956, 419807, 839614, 1679228, 7976333, 15952666, 31905332]

約数ペア:

[(1, 31905332), (2, 15952666), (4, 7976333), (19, 1679228), (38, 839614), (76, 419807), (197, 161956), (394, 80978), (788, 40489), (2131, 14972), (3743, 8524), (4262, 7486)]