18994188

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{54581}}^1$

素因数の和:54617

約数の個数: 24

約数和(自身を含む): 45848880

約数和(自身を除く): 26854692

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 174, 348, 54581, 109162, 163743, 218324, 327486, 654972, 1582849, 3165698, 4748547, 6331396, 9497094, 18994188]

約数ペア:

[(1, 18994188), (2, 9497094), (3, 6331396), (4, 4748547), (6, 3165698), (12, 1582849), (29, 654972), (58, 327486), (87, 218324), (116, 163743), (174, 109162), (348, 54581)]