19540814

素因数分解:

$2^1\times {\mathrm{47}}^2\times {\mathrm{4423}}^1$

素因数の和:4519

約数の個数: 12

約数和(自身を含む): 29954904

約数和(自身を除く): 10414090

約数列:

[1, 2, 47, 94, 2209, 4418, 4423, 8846, 207881, 415762, 9770407, 19540814]

約数ペア:

[(1, 19540814), (2, 9770407), (47, 415762), (94, 207881), (2209, 8846), (4418, 4423)]