25538396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{743}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 48267744

約数和(自身を除く): 22729348

約数列:

[1, 2, 4, 13, 26, 52, 661, 743, 1322, 1486, 2644, 2972, 8593, 9659, 17186, 19318, 34372, 38636, 491123, 982246, 1964492, 6384599, 12769198, 25538396]

約数ペア:

[(1, 25538396), (2, 12769198), (4, 6384599), (13, 1964492), (26, 982246), (52, 491123), (661, 38636), (743, 34372), (1322, 19318), (1486, 17186), (2644, 9659), (2972, 8593)]