20103159

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{367}}^1$

素因数の和:451

約数の個数: 24

約数和(自身を含む): 29233920

約数和(自身を除く): 9130761

約数列:

[1, 3, 19, 31, 57, 93, 367, 589, 961, 1101, 1767, 2883, 6973, 11377, 18259, 20919, 34131, 54777, 216163, 352687, 648489, 1058061, 6701053, 20103159]

約数ペア:

[(1, 20103159), (3, 6701053), (19, 1058061), (31, 648489), (57, 352687), (93, 216163), (367, 54777), (589, 34131), (961, 20919), (1101, 18259), (1767, 11377), (2883, 6973)]