1963988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 3739680

約数和(自身を除く): 1775692

約数列:

[1, 2, 4, 13, 26, 52, 179, 211, 358, 422, 716, 844, 2327, 2743, 4654, 5486, 9308, 10972, 37769, 75538, 151076, 490997, 981994, 1963988]

約数ペア:

[(1, 1963988), (2, 981994), (4, 490997), (13, 151076), (26, 75538), (52, 37769), (179, 10972), (211, 9308), (358, 5486), (422, 4654), (716, 2743), (844, 2327)]