19256485

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:600

約数の個数: 16

約数和(自身を含む): 23641200

約数和(自身を除く): 4384715

約数列:

[1, 5, 89, 109, 397, 445, 545, 1985, 9701, 35333, 43273, 48505, 176665, 216365, 3851297, 19256485]

約数ペア:

[(1, 19256485), (5, 3851297), (89, 216365), (109, 176665), (397, 48505), (445, 43273), (545, 35333), (1985, 9701)]