20089210

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42743}}^1$

素因数の和:42797

約数の個数: 16

約数和(自身を含む): 36930816

約数和(自身を除く): 16841606

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 42743, 85486, 213715, 427430, 2008921, 4017842, 10044605, 20089210]

約数ペア:

[(1, 20089210), (2, 10044605), (5, 4017842), (10, 2008921), (47, 427430), (94, 213715), (235, 85486), (470, 42743)]