19477269

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9973}}^1$

素因数の和:10017

約数の個数: 24

約数和(自身を含む): 33193472

約数和(自身を除く): 13716203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 9973, 29919, 69811, 89757, 209433, 309163, 628299, 927489, 2164141, 2782467, 6492423, 19477269]

約数ペア:

[(1, 19477269), (3, 6492423), (7, 2782467), (9, 2164141), (21, 927489), (31, 628299), (63, 309163), (93, 209433), (217, 89757), (279, 69811), (651, 29919), (1953, 9973)]