18815228

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2441}}^1$

素因数の和:2533

約数の個数: 24

約数和(自身を含む): 34461504

約数和(自身を除く): 15646276

約数列:

[1, 2, 4, 41, 47, 82, 94, 164, 188, 1927, 2441, 3854, 4882, 7708, 9764, 100081, 114727, 200162, 229454, 400324, 458908, 4703807, 9407614, 18815228]

約数ペア:

[(1, 18815228), (2, 9407614), (4, 4703807), (41, 458908), (47, 400324), (82, 229454), (94, 200162), (164, 114727), (188, 100081), (1927, 9764), (2441, 7708), (3854, 4882)]