19802224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{95203}}^1$

素因数の和:95224

約数の個数: 20

約数和(自身を含む): 41318536

約数和(自身を除く): 21516312

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 95203, 190406, 380812, 761624, 1237639, 1523248, 2475278, 4950556, 9901112, 19802224]

約数ペア:

[(1, 19802224), (2, 9901112), (4, 4950556), (8, 2475278), (13, 1523248), (16, 1237639), (26, 761624), (52, 380812), (104, 190406), (208, 95203)]