20429019

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10271}}^1$

素因数の和:10307

約数の個数: 24

約数和(自身を含む): 33651072

約数和(自身を除く): 13222053

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 10271, 30813, 92439, 133523, 174607, 400569, 523821, 1201707, 1571463, 2269891, 6809673, 20429019]

約数ペア:

[(1, 20429019), (3, 6809673), (9, 2269891), (13, 1571463), (17, 1201707), (39, 523821), (51, 400569), (117, 174607), (153, 133523), (221, 92439), (663, 30813), (1989, 10271)]