18946864

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{22343}}^1$

素因数の和:22404

約数の個数: 20

約数和(自身を含む): 37403856

約数和(自身を除く): 18456992

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 22343, 44686, 89372, 178744, 357488, 1184179, 2368358, 4736716, 9473432, 18946864]

約数ペア:

[(1, 18946864), (2, 9473432), (4, 4736716), (8, 2368358), (16, 1184179), (53, 357488), (106, 178744), (212, 89372), (424, 44686), (848, 22343)]