19128116

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{22037}}^1$

素因数の和:22079

約数の個数: 24

約数和(自身を含む): 39492096

約数和(自身を除く): 20363980

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 22037, 44074, 88148, 154259, 308518, 617036, 683147, 1366294, 2732588, 4782029, 9564058, 19128116]

約数ペア:

[(1, 19128116), (2, 9564058), (4, 4782029), (7, 2732588), (14, 1366294), (28, 683147), (31, 617036), (62, 308518), (124, 154259), (217, 88148), (434, 44074), (868, 22037)]