1899878396

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{2810471}}^1$

素因数の和:2810501

約数の個数: 18

約数和(自身を含む): 3600214632

約数和(自身を除く): 1700336236

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 2810471, 5620942, 11241884, 36536123, 73072246, 146144492, 474969599, 949939198, 1899878396]

約数ペア:

[(1, 1899878396), (2, 949939198), (4, 474969599), (13, 146144492), (26, 73072246), (52, 36536123), (169, 11241884), (338, 5620942), (676, 2810471)]