20153456458

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1\times {\mathrm{509363}}^1$

素因数の和:509709

約数の個数: 16

約数和(自身を含む): 30757435776

約数和(自身を除く): 10603979318

約数列:

[1, 2, 73, 146, 271, 542, 19783, 39566, 509363, 1018726, 37183499, 74366998, 138037373, 276074746, 10076728229, 20153456458]

約数ペア:

[(1, 20153456458), (2, 10076728229), (73, 276074746), (146, 138037373), (271, 74366998), (542, 37183499), (19783, 1018726), (39566, 509363)]