39797992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1489}}^1$

素因数の和:1765

約数の個数: 32

約数和(自身を含む): 80728200

約数和(自身を除く): 40930208

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 257, 514, 1028, 1489, 2056, 2978, 3341, 5956, 6682, 11912, 13364, 19357, 26728, 38714, 77428, 154856, 382673, 765346, 1530692, 3061384, 4974749, 9949498, 19898996, 39797992]

約数ペア:

[(1, 39797992), (2, 19898996), (4, 9949498), (8, 4974749), (13, 3061384), (26, 1530692), (52, 765346), (104, 382673), (257, 154856), (514, 77428), (1028, 38714), (1489, 26728), (2056, 19357), (2978, 13364), (3341, 11912), (5956, 6682)]