18780072093

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{7027}}^1\times {\mathrm{15629}}^1$

素因数の和:22681

約数の個数: 24

約数和(自身を含む): 28560386400

約数和(自身を除く): 9780314307

約数列:

[1, 3, 9, 19, 57, 171, 7027, 15629, 21081, 46887, 63243, 133513, 140661, 296951, 400539, 890853, 1201617, 2672559, 109824983, 329474949, 988424847, 2086674677, 6260024031, 18780072093]

約数ペア:

[(1, 18780072093), (3, 6260024031), (9, 2086674677), (19, 988424847), (57, 329474949), (171, 109824983), (7027, 2672559), (15629, 1201617), (21081, 890853), (46887, 400539), (63243, 296951), (133513, 140661)]