20005255

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{613}}^1$

素因数の和:786

約数の個数: 16

約数和(自身を含む): 24668064

約数和(自身を除く): 4662809

約数列:

[1, 5, 61, 107, 305, 535, 613, 3065, 6527, 32635, 37393, 65591, 186965, 327955, 4001051, 20005255]

約数ペア:

[(1, 20005255), (5, 4001051), (61, 327955), (107, 186965), (305, 65591), (535, 37393), (613, 32635), (3065, 6527)]