20387325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{38833}}^1$

素因数の和:38853

約数の個数: 24

約数和(自身を含む): 38523328

約数和(自身を除く): 18136003

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 38833, 116499, 194165, 271831, 582495, 815493, 970825, 1359155, 2912475, 4077465, 6795775, 20387325]

約数ペア:

[(1, 20387325), (3, 6795775), (5, 4077465), (7, 2912475), (15, 1359155), (21, 970825), (25, 815493), (35, 582495), (75, 271831), (105, 194165), (175, 116499), (525, 38833)]