19167951

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 29546496

約数和(自身を除く): 10378545

約数列:

[1, 3, 11, 31, 33, 41, 93, 123, 341, 451, 457, 1023, 1271, 1353, 1371, 3813, 5027, 13981, 14167, 15081, 18737, 41943, 42501, 56211, 155837, 206107, 467511, 580847, 618321, 1742541, 6389317, 19167951]

約数ペア:

[(1, 19167951), (3, 6389317), (11, 1742541), (31, 618321), (33, 580847), (41, 467511), (93, 206107), (123, 155837), (341, 56211), (451, 42501), (457, 41943), (1023, 18737), (1271, 15081), (1353, 14167), (1371, 13981), (3813, 5027)]