19972085

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{5333}}^1$

素因数の和:5452

約数の個数: 16

約数和(自身を含む): 27651456

約数和(自身を除く): 7679371

約数列:

[1, 5, 7, 35, 107, 535, 749, 3745, 5333, 26665, 37331, 186655, 570631, 2853155, 3994417, 19972085]

約数ペア:

[(1, 19972085), (5, 3994417), (7, 2853155), (35, 570631), (107, 186655), (535, 37331), (749, 26665), (3745, 5333)]