18785038

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{503}}^1$

素因数の和:839

約数の個数: 16

約数和(自身を含む): 28740096

約数和(自身を除く): 9955058

約数列:

[1, 2, 71, 142, 263, 503, 526, 1006, 18673, 35713, 37346, 71426, 132289, 264578, 9392519, 18785038]

約数ペア:

[(1, 18785038), (2, 9392519), (71, 264578), (142, 132289), (263, 71426), (503, 37346), (526, 35713), (1006, 18673)]