19449898

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{4133}}^1$

素因数の和:4329

約数の個数: 16

約数和(自身を含む): 31600296

約数和(自身を除く): 12150398

約数列:

[1, 2, 13, 26, 181, 362, 2353, 4133, 4706, 8266, 53729, 107458, 748073, 1496146, 9724949, 19449898]

約数ペア:

[(1, 19449898), (2, 9724949), (13, 1496146), (26, 748073), (181, 107458), (362, 53729), (2353, 8266), (4133, 4706)]