19839256

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{79997}}^1$

素因数の和:80034

約数の個数: 16

約数和(自身を含む): 38399040

約数和(自身を除く): 18559784

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 79997, 159994, 319988, 639976, 2479907, 4959814, 9919628, 19839256]

約数ペア:

[(1, 19839256), (2, 9919628), (4, 4959814), (8, 2479907), (31, 639976), (62, 319988), (124, 159994), (248, 79997)]