19453018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{15919}}^1$

素因数の和:15981

約数の個数: 16

約数和(自身を含む): 32094720

約数和(自身を除く): 12641702

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 15919, 31838, 206947, 413894, 748193, 1496386, 9726509, 19453018]

約数ペア:

[(1, 19453018), (2, 9726509), (13, 1496386), (26, 748193), (47, 413894), (94, 206947), (611, 31838), (1222, 15919)]