189958810

素因数分解:

$2^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{67601}}^1$

素因数の和:67889

約数の個数: 16

約数和(自身を含む): 343147752

約数和(自身を除く): 153188942

約数列:

[1, 2, 5, 10, 281, 562, 1405, 2810, 67601, 135202, 338005, 676010, 18995881, 37991762, 94979405, 189958810]

約数ペア:

[(1, 189958810), (2, 94979405), (5, 37991762), (10, 18995881), (281, 676010), (562, 338005), (1405, 135202), (2810, 67601)]