19933089281

素因数分解:

$7^1\times {\mathrm{349}}^1\times {\mathrm{1039}}^1\times {\mathrm{7853}}^1$

素因数の和:9248

約数の個数: 16

約数和(自身を含む): 22870848000

約数和(自身を除く): 2937758719

約数列:

[1, 7, 349, 1039, 2443, 7273, 7853, 54971, 362611, 2538277, 2740697, 8159267, 19184879, 57114869, 2847584183, 19933089281]

約数ペア:

[(1, 19933089281), (7, 2847584183), (349, 57114869), (1039, 19184879), (2443, 8159267), (7273, 2740697), (7853, 2538277), (54971, 362611)]