19483945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6971}}^1$

素因数の和:7032

約数の個数: 16

約数和(自身を含む): 25768512

約数和(自身を除く): 6284567

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 6971, 34855, 90623, 299753, 453115, 1498765, 3896789, 19483945]

約数ペア:

[(1, 19483945), (5, 3896789), (13, 1498765), (43, 453115), (65, 299753), (215, 90623), (559, 34855), (2795, 6971)]