28801948

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{54139}}^1$

素因数の和:54169

約数の個数: 24

約数和(自身を含む): 60636800

約数和(自身を除く): 31834852

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 54139, 108278, 216556, 378973, 757946, 1028641, 1515892, 2057282, 4114564, 7200487, 14400974, 28801948]

約数ペア:

[(1, 28801948), (2, 14400974), (4, 7200487), (7, 4114564), (14, 2057282), (19, 1515892), (28, 1028641), (38, 757946), (76, 378973), (133, 216556), (266, 108278), (532, 54139)]