20542055

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1433}}^1$

素因数の和:1546

約数の個数: 16

約数和(自身を含む): 25605504

約数和(自身を除く): 5063449

約数列:

[1, 5, 47, 61, 235, 305, 1433, 2867, 7165, 14335, 67351, 87413, 336755, 437065, 4108411, 20542055]

約数ペア:

[(1, 20542055), (5, 4108411), (47, 437065), (61, 336755), (235, 87413), (305, 67351), (1433, 14335), (2867, 7165)]