18900343

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{631}}^1$

素因数の和:1038

約数の個数: 16

約数和(自身を含む): 23662080

約数和(自身を除く): 4761737

約数列:

[1, 7, 11, 77, 389, 631, 2723, 4279, 4417, 6941, 29953, 48587, 245459, 1718213, 2700049, 18900343]

約数ペア:

[(1, 18900343), (7, 2700049), (11, 1718213), (77, 245459), (389, 48587), (631, 29953), (2723, 6941), (4279, 4417)]