20640704

素因数分解:

$2^6\times 7^1\times {\mathrm{46073}}^1$

素因数の和:46092

約数の個数: 28

約数和(自身を含む): 46811184

約数和(自身を除く): 26170480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 46073, 92146, 184292, 322511, 368584, 645022, 737168, 1290044, 1474336, 2580088, 2948672, 5160176, 10320352, 20640704]

約数ペア:

[(1, 20640704), (2, 10320352), (4, 5160176), (7, 2948672), (8, 2580088), (14, 1474336), (16, 1290044), (28, 737168), (32, 645022), (56, 368584), (64, 322511), (112, 184292), (224, 92146), (448, 46073)]