19236398

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{1031}}^1$

素因数の和:1543

約数の個数: 16

約数和(自身を含む): 30464640

約数和(自身を除く): 11228242

約数列:

[1, 2, 19, 38, 491, 982, 1031, 2062, 9329, 18658, 19589, 39178, 506221, 1012442, 9618199, 19236398]

約数ペア:

[(1, 19236398), (2, 9618199), (19, 1012442), (38, 506221), (491, 39178), (982, 19589), (1031, 18658), (2062, 9329)]