20547846

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:837

約数の個数: 48

約数和(自身を含む): 48950928

約数和(自身を除く): 28403082

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 157, 198, 314, 471, 661, 942, 1322, 1413, 1727, 1983, 2826, 3454, 3966, 5181, 5949, 7271, 10362, 11898, 14542, 15543, 21813, 31086, 43626, 65439, 103777, 130878, 207554, 311331, 622662, 933993, 1141547, 1867986, 2283094, 3424641, 6849282, 10273923, 20547846]

約数ペア:

[(1, 20547846), (2, 10273923), (3, 6849282), (6, 3424641), (9, 2283094), (11, 1867986), (18, 1141547), (22, 933993), (33, 622662), (66, 311331), (99, 207554), (157, 130878), (198, 103777), (314, 65439), (471, 43626), (661, 31086), (942, 21813), (1322, 15543), (1413, 14542), (1727, 11898), (1983, 10362), (2826, 7271), (3454, 5949), (3966, 5181)]