20267895

素因数分解:

$3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{7001}}^1$

素因数の和:7202

約数の個数: 16

約数和(自身を含む): 32601312

約数和(自身を除く): 12333417

約数列:

[1, 3, 5, 15, 193, 579, 965, 2895, 7001, 21003, 35005, 105015, 1351193, 4053579, 6755965, 20267895]

約数ペア:

[(1, 20267895), (3, 6755965), (5, 4053579), (15, 1351193), (193, 105015), (579, 35005), (965, 21003), (2895, 7001)]