20068449

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:409

約数の個数: 24

約数和(自身を含む): 28882560

約数和(自身を除く): 8814111

約数列:

[1, 3, 17, 51, 79, 237, 289, 293, 867, 879, 1343, 4029, 4981, 14943, 22831, 23147, 68493, 69441, 84677, 254031, 393499, 1180497, 6689483, 20068449]

約数ペア:

[(1, 20068449), (3, 6689483), (17, 1180497), (51, 393499), (79, 254031), (237, 84677), (289, 69441), (293, 68493), (867, 23147), (879, 22831), (1343, 14943), (4029, 4981)]