19123258

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5399}}^1$

素因数の和:5442

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 18201542

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 5399, 10798, 37793, 59389, 75586, 118778, 124177, 248354, 415723, 831446, 869239, 1365947, 1738478, 2731894, 9561629, 19123258]

約数ペア:

[(1, 19123258), (2, 9561629), (7, 2731894), (11, 1738478), (14, 1365947), (22, 869239), (23, 831446), (46, 415723), (77, 248354), (154, 124177), (161, 118778), (253, 75586), (322, 59389), (506, 37793), (1771, 10798), (3542, 5399)]