20113863

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1777}}^1$

素因数の和:1812

約数の個数: 32

約数和(自身を含む): 34137600

約数和(自身を除く): 14023737

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 343, 539, 1029, 1617, 1777, 3773, 5331, 11319, 12439, 19547, 37317, 58641, 87073, 136829, 261219, 410487, 609511, 957803, 1828533, 2873409, 6704621, 20113863]

約数ペア:

[(1, 20113863), (3, 6704621), (7, 2873409), (11, 1828533), (21, 957803), (33, 609511), (49, 410487), (77, 261219), (147, 136829), (231, 87073), (343, 58641), (539, 37317), (1029, 19547), (1617, 12439), (1777, 11319), (3773, 5331)]