18274903

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 21067776

約数和(自身を除く): 2792873

約数列:

[1, 19, 23, 31, 71, 361, 437, 589, 713, 1349, 1633, 2201, 8303, 11191, 13547, 25631, 31027, 41819, 50623, 257393, 589513, 794561, 961837, 18274903]

約数ペア:

[(1, 18274903), (19, 961837), (23, 794561), (31, 589513), (71, 257393), (361, 50623), (437, 41819), (589, 31027), (713, 25631), (1349, 13547), (1633, 11191), (2201, 8303)]