20214139

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 24361344

約数和(自身を除く): 4147205

約数列:

[1, 11, 17, 31, 121, 187, 317, 341, 527, 2057, 3487, 3751, 5389, 5797, 9827, 38357, 59279, 63767, 108097, 167059, 652069, 1189067, 1837649, 20214139]

約数ペア:

[(1, 20214139), (11, 1837649), (17, 1189067), (31, 652069), (121, 167059), (187, 108097), (317, 63767), (341, 59279), (527, 38357), (2057, 9827), (3487, 5797), (3751, 5389)]