19968829

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{293}}^1$

素因数の和:540

約数の個数: 16

約数和(自身を含む): 22438080

約数和(自身を除く): 2469251

約数列:

[1, 17, 19, 211, 293, 323, 3587, 4009, 4981, 5567, 61823, 68153, 94639, 1050991, 1174637, 19968829]

約数ペア:

[(1, 19968829), (17, 1174637), (19, 1050991), (211, 94639), (293, 68153), (323, 61823), (3587, 5567), (4009, 4981)]