20381283

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10247}}^1$

素因数の和:10283

約数の個数: 24

約数和(自身を含む): 33572448

約数和(自身を除く): 13191165

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 10247, 30741, 92223, 133211, 174199, 399633, 522597, 1198899, 1567791, 2264587, 6793761, 20381283]

約数ペア:

[(1, 20381283), (3, 6793761), (9, 2264587), (13, 1567791), (17, 1198899), (39, 522597), (51, 399633), (117, 174199), (153, 133211), (221, 92223), (663, 30741), (1989, 10247)]