20743364

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{1429}}^1$

素因数の和:1643

約数の個数: 24

約数和(自身を含む): 38438400

約数和(自身を除く): 17695036

約数列:

[1, 2, 4, 19, 38, 76, 191, 382, 764, 1429, 2858, 3629, 5716, 7258, 14516, 27151, 54302, 108604, 272939, 545878, 1091756, 5185841, 10371682, 20743364]

約数ペア:

[(1, 20743364), (2, 10371682), (4, 5185841), (19, 1091756), (38, 545878), (76, 272939), (191, 108604), (382, 54302), (764, 27151), (1429, 14516), (2858, 7258), (3629, 5716)]