20020492810

素因数分解:

$2^1\times 5^1\times {\mathrm{20521}}^1\times {\mathrm{97561}}^1$

素因数の和:118089

約数の個数: 16

約数和(自身を含む): 36039012552

約数和(自身を除く): 16018519742

約数列:

[1, 2, 5, 10, 20521, 41042, 97561, 102605, 195122, 205210, 487805, 975610, 2002049281, 4004098562, 10010246405, 20020492810]

約数ペア:

[(1, 20020492810), (2, 10010246405), (5, 4004098562), (10, 2002049281), (20521, 975610), (41042, 487805), (97561, 205210), (102605, 195122)]