18394218

素因数分解:

$2^1\times 3^2\times {\mathrm{431}}^1\times {\mathrm{2371}}^1$

素因数の和:2810

約数の個数: 24

約数和(自身を含む): 39963456

約数和(自身を除く): 21569238

約数列:

[1, 2, 3, 6, 9, 18, 431, 862, 1293, 2371, 2586, 3879, 4742, 7113, 7758, 14226, 21339, 42678, 1021901, 2043802, 3065703, 6131406, 9197109, 18394218]

約数ペア:

[(1, 18394218), (2, 9197109), (3, 6131406), (6, 3065703), (9, 2043802), (18, 1021901), (431, 42678), (862, 21339), (1293, 14226), (2371, 7758), (2586, 7113), (3879, 4742)]