18847278

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{55109}}^1$

素因数の和:55136

約数の個数: 24

約数和(自身を含む): 42985800

約数和(自身を除く): 24138522

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 55109, 110218, 165327, 330654, 495981, 991962, 1047071, 2094142, 3141213, 6282426, 9423639, 18847278]

約数ペア:

[(1, 18847278), (2, 9423639), (3, 6282426), (6, 3141213), (9, 2094142), (18, 1047071), (19, 991962), (38, 495981), (57, 330654), (114, 165327), (171, 110218), (342, 55109)]