20841548

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1847}}^1$

素因数の和:1902

約数の個数: 48

約数和(自身を含む): 46362624

約数和(自身を除く): 25521076

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 1847, 2821, 3694, 5642, 7388, 11284, 12929, 24011, 25858, 48022, 51716, 57257, 96044, 114514, 168077, 229028, 336154, 400799, 672308, 744341, 801598, 1488682, 1603196, 2977364, 5210387, 10420774, 20841548]

約数ペア:

[(1, 20841548), (2, 10420774), (4, 5210387), (7, 2977364), (13, 1603196), (14, 1488682), (26, 801598), (28, 744341), (31, 672308), (52, 400799), (62, 336154), (91, 229028), (124, 168077), (182, 114514), (217, 96044), (364, 57257), (403, 51716), (434, 48022), (806, 25858), (868, 24011), (1612, 12929), (1847, 11284), (2821, 7388), (3694, 5642)]