20952770

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{91099}}^1$

素因数の和:91129

約数の個数: 16

約数和(自身を含む): 39355200

約数和(自身を除く): 18402430

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 91099, 182198, 455495, 910990, 2095277, 4190554, 10476385, 20952770]

約数ペア:

[(1, 20952770), (2, 10476385), (5, 4190554), (10, 2095277), (23, 910990), (46, 455495), (115, 182198), (230, 91099)]