20889193

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{827}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 23647680

約数和(自身を除く): 2758487

約数列:

[1, 13, 29, 67, 377, 827, 871, 1943, 10751, 23983, 25259, 55409, 311779, 720317, 1606861, 20889193]

約数ペア:

[(1, 20889193), (13, 1606861), (29, 720317), (67, 311779), (377, 55409), (827, 25259), (871, 23983), (1943, 10751)]