19281085

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{1291}}^1$

素因数の和:1428

約数の個数: 16

約数和(自身を含む): 24186240

約数和(自身を除く): 4905155

約数列:

[1, 5, 29, 103, 145, 515, 1291, 2987, 6455, 14935, 37439, 132973, 187195, 664865, 3856217, 19281085]

約数ペア:

[(1, 19281085), (5, 3856217), (29, 664865), (103, 187195), (145, 132973), (515, 37439), (1291, 14935), (2987, 6455)]