18563994

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{6569}}^1$

素因数の和:6734

約数の個数: 24

約数和(自身を含む): 40484340

約数和(自身を除く): 21920346

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 6569, 13138, 19707, 39414, 59121, 118242, 1031333, 2062666, 3093999, 6187998, 9281997, 18563994]

約数ペア:

[(1, 18563994), (2, 9281997), (3, 6187998), (6, 3093999), (9, 2062666), (18, 1031333), (157, 118242), (314, 59121), (471, 39414), (942, 19707), (1413, 13138), (2826, 6569)]