19966604

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23003}}^1$

素因数の和:23045

約数の個数: 24

約数和(自身を含む): 41223168

約数和(自身を除く): 21256564

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 23003, 46006, 92012, 161021, 322042, 644084, 713093, 1426186, 2852372, 4991651, 9983302, 19966604]

約数ペア:

[(1, 19966604), (2, 9983302), (4, 4991651), (7, 2852372), (14, 1426186), (28, 713093), (31, 644084), (62, 322042), (124, 161021), (217, 92012), (434, 46006), (868, 23003)]