19396458

素因数分解:

$2^1\times 3^2\times {\mathrm{827}}^1\times {\mathrm{1303}}^1$

素因数の和:2138

約数の個数: 24

約数和(自身を含む): 42108768

約数和(自身を除く): 22712310

約数列:

[1, 2, 3, 6, 9, 18, 827, 1303, 1654, 2481, 2606, 3909, 4962, 7443, 7818, 11727, 14886, 23454, 1077581, 2155162, 3232743, 6465486, 9698229, 19396458]

約数ペア:

[(1, 19396458), (2, 9698229), (3, 6465486), (6, 3232743), (9, 2155162), (18, 1077581), (827, 23454), (1303, 14886), (1654, 11727), (2481, 7818), (2606, 7443), (3909, 4962)]